115887180 has 24 divisors (see below), whose sum is σ = 324484272. Its totient is φ = 30903232.

The previous prime is 115887169. The next prime is 115887199. The reversal of 115887180 is 81788511.

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, 965667 + ... + 965786.

It is an arithmetic number, because the mean of its divisors is an integer number (13520178).

Almost surely, 2^115887180 is an apocalyptic number.

115887180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115887180 is an abundant number, since it is smaller than the sum of its proper divisors (208597092).

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

115887180 is a wasteful number, since it uses less digits than its factorization.

115887180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1931465 (or 1931463 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 39.

The square root of 115887180 is about 10765.0908031470. The cubic root of 115887180 is about 487.5417347570.

The spelling of 115887180 in words is "one hundred fifteen million, eight hundred eighty-seven thousand, one hundred eighty".