9315565725 has 12 divisors (see below), whose sum is σ = 15401735456. Its totient is φ = 4968301680.

The previous prime is 9315565717. The next prime is 9315565733. The reversal of 9315565725 is 5275655139.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (9315565717) and next prime (9315565733).

It is not a de Polignac number, because 9315565725 - 2³ = 9315565717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62103697 + ... + 62103846.

Almost surely, 2^9315565725 is an apocalyptic number.

It is an amenable number.

9315565725 is a deficient number, since it is larger than the sum of its proper divisors (6086169731).

9315565725 is a wasteful number, since it uses less digits than its factorization.

9315565725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124207556 (or 124207551 counting only the distinct ones).

The product of its digits is 1417500, while the sum is 48.

The square root of 9315565725 is about 96517.1783932788. The cubic root of 9315565725 is about 2104.1163195395.

The spelling of 9315565725 in words is "nine billion, three hundred fifteen million, five hundred sixty-five thousand, seven hundred twenty-five".