118513842 has 32 divisors (see below), whose sum is σ = 240371712. Its totient is φ = 38951184.

The previous prime is 118513841. The next prime is 118513861. The reversal of 118513842 is 248315811.

It is not an unprimeable number, because it can be changed into a prime (118513841) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 235363 + ... + 235865.

It is an arithmetic number, because the mean of its divisors is an integer number (7511616).

Almost surely, 2^118513842 is an apocalyptic number.

118513842 is an abundant number, since it is smaller than the sum of its proper divisors (121857870).

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

118513842 is a wasteful number, since it uses less digits than its factorization.

118513842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 982.

The product of its digits is 7680, while the sum is 33.

The square root of 118513842 is about 10886.4062940899. The cubic root of 118513842 is about 491.1977390682.

The spelling of 118513842 in words is "one hundred eighteen million, five hundred thirteen thousand, eight hundred forty-two".