115538312 has 32 divisors (see below), whose sum is σ = 219451680. Its totient is φ = 57024000.

The previous prime is 115538303. The next prime is 115538323. The reversal of 115538312 is 213835511.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 327128 + ... + 327480.

It is an arithmetic number, because the mean of its divisors is an integer number (6857865).

Almost surely, 2^115538312 is an apocalyptic number.

It is an amenable number.

115538312 is a deficient number, since it is larger than the sum of its proper divisors (103913368).

115538312 is a wasteful number, since it uses less digits than its factorization.

115538312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 773 (or 769 counting only the distinct ones).

The product of its digits is 3600, while the sum is 29.

The square root of 115538312 is about 10748.8749178693. The cubic root of 115538312 is about 487.0520093940.

The spelling of 115538312 in words is "one hundred fifteen million, five hundred thirty-eight thousand, three hundred twelve".