9713909925 has 36 divisors (see below), whose sum is σ = 17683941444. Its totient is φ = 5095814400.

The previous prime is 9713909903. The next prime is 9713909927. The reversal of 9713909925 is 5299093179.

It can be written as a sum of positive squares in 6 ways, for example, as 1890684324 + 7823225601 = 43482^2 + 88449^2 .

It is not a de Polignac number, because 9713909925 - 2⁸ = 9713909669 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9713909927) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 340152 + ... + 367601.

Almost surely, 2^9713909925 is an apocalyptic number.

It is an amenable number.

9713909925 is a deficient number, since it is larger than the sum of its proper divisors (7970031519).

9713909925 is a wasteful number, since it uses less digits than its factorization.

9713909925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 707830 (or 707822 counting only the distinct ones).

The product of its (nonzero) digits is 1377810, while the sum is 54.

The square root of 9713909925 is about 98559.1696647248. The cubic root of 9713909925 is about 2133.6901746152.

The spelling of 9713909925 in words is "nine billion, seven hundred thirteen million, nine hundred nine thousand, nine hundred twenty-five".