118913115 has 16 divisors (see below), whose sum is σ = 200275200. Its totient is φ = 60082272.

The previous prime is 118913087. The next prime is 118913183. The reversal of 118913115 is 511319811.

It is not a de Polignac number, because 118913115 - 2⁶ = 118913051 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 208335 + ... + 208904.

It is an arithmetic number, because the mean of its divisors is an integer number (12517200).

Almost surely, 2^118913115 is an apocalyptic number.

118913115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

118913115 is a deficient number, since it is larger than the sum of its proper divisors (81362085).

118913115 is a wasteful number, since it uses less digits than its factorization.

118913115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417266.

The product of its digits is 1080, while the sum is 30.

The square root of 118913115 is about 10904.7290200170. The cubic root of 118913115 is about 491.7487356380.

The spelling of 118913115 in words is "one hundred eighteen million, nine hundred thirteen thousand, one hundred fifteen".