139118088 has 32 divisors (see below), whose sum is σ = 348219360. Its totient is φ = 46316160.

The previous prime is 139118069. The next prime is 139118093. The reversal of 139118088 is 880811931.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19668 + ... + 25788.

It is an arithmetic number, because the mean of its divisors is an integer number (10881855).

Almost surely, 2^139118088 is an apocalyptic number.

It is an amenable number.

139118088 is an abundant number, since it is smaller than the sum of its proper divisors (209101272).

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

139118088 is a wasteful number, since it uses less digits than its factorization.

139118088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7077 (or 7073 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 39.

The square root of 139118088 is about 11794.8331060681. The cubic root of 139118088 is about 518.1567977398.

The spelling of 139118088 in words is "one hundred thirty-nine million, one hundred eighteen thousand, eighty-eight".