115815952 has 20 divisors (see below), whose sum is σ = 256449856. Its totient is φ = 49635360.

The previous prime is 115815949. The next prime is 115815961. The reversal of 115815952 is 259518511.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 516924 + ... + 517147.

Almost surely, 2^115815952 is an apocalyptic number.

It is an amenable number.

115815952 is an abundant number, since it is smaller than the sum of its proper divisors (140633904).

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

115815952 is a wasteful number, since it uses less digits than its factorization.

115815952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1034086 (or 1034080 counting only the distinct ones).

The product of its digits is 18000, while the sum is 37.

The square root of 115815952 is about 10761.7820085709. The cubic root of 115815952 is about 487.4418279919.

The spelling of 115815952 in words is "one hundred fifteen million, eight hundred fifteen thousand, nine hundred fifty-two".