99915325 has 12 divisors (see below), whose sum is σ = 127892608. Its totient is φ = 77353200.

The previous prime is 99915311. The next prime is 99915337. The reversal of 99915325 is 52351999.

It is not a de Polignac number, because 99915325 - 2⁹ = 99914813 is a prime.

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, 63687 + ... + 65236.

Almost surely, 2^99915325 is an apocalyptic number.

It is an amenable number.

99915325 is a deficient number, since it is larger than the sum of its proper divisors (27977283).

99915325 is a wasteful number, since it uses less digits than its factorization.

99915325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128964 (or 128959 counting only the distinct ones).

The product of its digits is 109350, while the sum is 43.

The square root of 99915325 is about 9995.7653533884. The cubic root of 99915325 is about 464.0278375218.

The spelling of 99915325 in words is "ninety-nine million, nine hundred fifteen thousand, three hundred twenty-five".