115560400 has 60 divisors (see below), whose sum is σ = 278982144. Its totient is φ = 46000000.

The previous prime is 115560371. The next prime is 115560421. The reversal of 115560400 is 4065511.

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, 99825 + ... + 100975.

Almost surely, 2^115560400 is an apocalyptic number.

115560400 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 115560400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139491072).

115560400 is an abundant number, since it is smaller than the sum of its proper divisors (163421744).

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

115560400 is a wasteful number, since it uses less digits than its factorization.

115560400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1420 (or 1409 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 115560400 is about 10749.9023251377. The cubic root of 115560400 is about 487.0830447539.

The spelling of 115560400 in words is "one hundred fifteen million, five hundred sixty thousand, four hundred".