11647298925 has 18 divisors (see below), whose sum is σ = 20861606922. Its totient is φ = 6211892640.

The previous prime is 11647298867. The next prime is 11647298953. The reversal of 11647298925 is 52989274611.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 1097133129 + 10550165796 = 33123^2 + 102714^2 .

It is not a de Polignac number, because 11647298925 - 2⁸ = 11647298669 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 25882662 + ... + 25883111.

Almost surely, 2^11647298925 is an apocalyptic number.

11647298925 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11647298925 is a deficient number, since it is larger than the sum of its proper divisors (9214307997).

11647298925 is a wasteful number, since it uses less digits than its factorization.

11647298925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51765789 (or 51765781 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 54.

The spelling of 11647298925 in words is "eleven billion, six hundred forty-seven million, two hundred ninety-eight thousand, nine hundred twenty-five".