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1472131 = 10091459
BaseRepresentation
bin101100111011010000011
32202210101101
411213122003
5334102011
651315231
715340633
oct5473203
92683341
101472131
11916041
125abb17
133c70ab
142a46c3
151e12c1
hex167683

1472131 has 4 divisors (see below), whose sum is σ = 1474600. Its totient is φ = 1469664.

The previous prime is 1472117. The next prime is 1472137. The reversal of 1472131 is 1312741.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1312741 = 2275783.

It is a cyclic number.

It is not a de Polignac number, because 1472131 - 29 = 1471619 is a prime.

It is a super-2 number, since 2×14721312 = 4334339362322, which contains 22 as substring.

It is a Duffinian number.

1472131 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 1472099 and 1472108.

It is not an unprimeable number, because it can be changed into a prime (1472137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 280 + ... + 1738.

It is an arithmetic number, because the mean of its divisors is an integer number (368650).

21472131 is an apocalyptic number.

1472131 is a deficient number, since it is larger than the sum of its proper divisors (2469).

1472131 is a wasteful number, since it uses less digits than its factorization.

1472131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2468.

The product of its digits is 168, while the sum is 19.

The square root of 1472131 is about 1213.3140566234. The cubic root of 1472131 is about 113.7580536100.

Adding to 1472131 its reverse (1312741), we get a palindrome (2784872).

It can be divided in two parts, 147 and 2131, that added together give a triangular number (2278 = T67).

The spelling of 1472131 in words is "one million, four hundred seventy-two thousand, one hundred thirty-one".

Divisors: 1 1009 1459 1472131