118135836 has 72 divisors (see below), whose sum is σ = 367543904. Its totient is φ = 31155840.

The previous prime is 118135819. The next prime is 118135859. The reversal of 118135836 is 638531811.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 118135836.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14755 + ... + 21306.

Almost surely, 2^118135836 is an apocalyptic number.

It is an amenable number.

118135836 is an abundant number, since it is smaller than the sum of its proper divisors (249408068).

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

118135836 is a wasteful number, since it uses less digits than its factorization.

118135836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36091 (or 36086 counting only the distinct ones).

The product of its digits is 17280, while the sum is 36.

The square root of 118135836 is about 10869.0310515703. The cubic root of 118135836 is about 490.6749493604.

The spelling of 118135836 in words is "one hundred eighteen million, one hundred thirty-five thousand, eight hundred thirty-six".