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1425332201 = 3136017577
BaseRepresentation
bin101010011110100…
…1101011111101001
310200100000101012112
41110331031133221
510404341112301
6353233452105
750215060316
oct12475153751
93610011175
101425332201
116716211a7
12339411035
131993aac47
14d7427d0d
15851ea9bb
hex54f4d7e9

1425332201 has 8 divisors (see below), whose sum is σ = 1432454184. Its totient is φ = 1418227200.

The previous prime is 1425332119. The next prime is 1425332221. The reversal of 1425332201 is 1022335241.

It can be written as a sum of positive squares in 4 ways, for example, as 22080601 + 1403251600 = 4699^2 + 37460^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1425332201 - 214 = 1425315817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1425332221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184325 + ... + 191901.

It is an arithmetic number, because the mean of its divisors is an integer number (179056773).

Almost surely, 21425332201 is an apocalyptic number.

It is an amenable number.

1425332201 is a deficient number, since it is larger than the sum of its proper divisors (7121983).

1425332201 is an equidigital number, since it uses as much as digits as its factorization.

1425332201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8491.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 1425332201 is about 37753.5720296769. The cubic root of 1425332201 is about 1125.3959958374.

Adding to 1425332201 its reverse (1022335241), we get a palindrome (2447667442).

The spelling of 1425332201 in words is "one billion, four hundred twenty-five million, three hundred thirty-two thousand, two hundred one".

Divisors: 1 313 601 7577 188113 2371601 4553777 1425332201