118133515 has 16 divisors (see below), whose sum is σ = 144588960. Its totient is φ = 92632320.

The previous prime is 118133503. The next prime is 118133531. The reversal of 118133515 is 515331811.

It is not a de Polignac number, because 118133515 - 2⁷ = 118133387 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, 124272 + ... + 125218.

It is an arithmetic number, because the mean of its divisors is an integer number (9036810).

Almost surely, 2^118133515 is an apocalyptic number.

118133515 is a deficient number, since it is larger than the sum of its proper divisors (26455445).

118133515 is an equidigital number, since it uses as much as digits as its factorization.

118133515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1422.

The product of its digits is 1800, while the sum is 28.

The square root of 118133515 is about 10868.9242797988. The cubic root of 118133515 is about 490.6717359295.

The spelling of 118133515 in words is "one hundred eighteen million, one hundred thirty-three thousand, five hundred fifteen".