118531768 has 16 divisors (see below), whose sum is σ = 222650280. Its totient is φ = 59158368.

The previous prime is 118531739. The next prime is 118531771. The reversal of 118531768 is 867135811.

It is a self number, because there is not a number n which added to its sum of digits gives 118531768.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8655 + ... + 17662.

Almost surely, 2^118531768 is an apocalyptic number.

It is an amenable number.

118531768 is a deficient number, since it is larger than the sum of its proper divisors (104118512).

118531768 is a wasteful number, since it uses less digits than its factorization.

118531768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26886 (or 26882 counting only the distinct ones).

The product of its digits is 40320, while the sum is 40.

The square root of 118531768 is about 10887.2295833238. The cubic root of 118531768 is about 491.2225034518. Note that the first 3 decimals are identical.

The spelling of 118531768 in words is "one hundred eighteen million, five hundred thirty-one thousand, seven hundred sixty-eight".