118435818 has 16 divisors (see below), whose sum is σ = 237170016. Its totient is φ = 39428880.

The previous prime is 118435799. The next prime is 118435829. The reversal of 118435818 is 818534811.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7096 + ... + 16947.

It is an arithmetic number, because the mean of its divisors is an integer number (14823126).

Almost surely, 2^118435818 is an apocalyptic number.

118435818 is an abundant number, since it is smaller than the sum of its proper divisors (118734198).

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

118435818 is a wasteful number, since it uses less digits than its factorization.

118435818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24869.

The product of its digits is 30720, while the sum is 39.

The square root of 118435818 is about 10882.8221523647. The cubic root of 118435818 is about 491.0899214908.

The spelling of 118435818 in words is "one hundred eighteen million, four hundred thirty-five thousand, eight hundred eighteen".