115165400 has 48 divisors (see below), whose sum is σ = 306014640. Its totient is φ = 39484800.

The previous prime is 115165397. The next prime is 115165447. The reversal of 115165400 is 4561511.

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, 39731 + ... + 42530.

It is an arithmetic number, because the mean of its divisors is an integer number (6375305).

Almost surely, 2^115165400 is an apocalyptic number.

115165400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115165400 is an abundant number, since it is smaller than the sum of its proper divisors (190849240).

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

115165400 is a wasteful number, since it uses less digits than its factorization.

115165400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82284 (or 82275 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 23.

The square root of 115165400 is about 10731.5143386197. The cubic root of 115165400 is about 486.5274408354.

The spelling of 115165400 in words is "one hundred fifteen million, one hundred sixty-five thousand, four hundred".