115560900 has 432 divisors, whose sum is σ = 477719424. Its totient is φ = 22671360.

The previous prime is 115560899. The next prime is 115560923. The reversal of 115560900 is 9065511.

115560900 is a `hidden beast` number, since 1 + 1 + 55 + 609 + 0 + 0 = 666.

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 143 ways as a sum of consecutive naturals, for example, 1392259 + ... + 1392341.

It is an arithmetic number, because the mean of its divisors is an integer number (1105832).

Almost surely, 2^115560900 is an apocalyptic number.

115560900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115560900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (238859712).

115560900 is an abundant number, since it is smaller than the sum of its proper divisors (362158524).

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

115560900 is a wasteful number, since it uses less digits than its factorization.

115560900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140 (or 130 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 27.

The square root of 115560900 is about 10749.9255811378. The cubic root of 115560900 is about 487.0837472471.

The spelling of 115560900 in words is "one hundred fifteen million, five hundred sixty thousand, nine hundred".