1461172026 has 16 divisors (see below), whose sum is σ = 2931866784. Its totient is φ = 485470224.

The previous prime is 1461172021. The next prime is 1461172033. The reversal of 1461172026 is 6202711641.

It is a junction number, because it is equal to n+sod(n) for n = 1461171984 and 1461172002.

It is not an unprimeable number, because it can be changed into a prime (1461172021) 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, 394785 + ... + 398468.

It is an arithmetic number, because the mean of its divisors is an integer number (183241674).

Almost surely, 2^1461172026 is an apocalyptic number.

1461172026 is an abundant number, since it is smaller than the sum of its proper divisors (1470694758).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1461172026 is a wasteful number, since it uses less digits than its factorization.

1461172026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 793565.

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 1461172026 is about 38225.2799335728. The cubic root of 1461172026 is about 1134.7506748563.

Adding to 1461172026 its reverse (6202711641), we get a palindrome (7663883667).

The spelling of 1461172026 in words is "one billion, four hundred sixty-one million, one hundred seventy-two thousand, twenty-six".