139138096 has 20 divisors (see below), whose sum is σ = 273605752. Its totient is φ = 68530176.

The previous prime is 139138079. The next prime is 139138099. The reversal of 139138096 is 690831931.

139138096 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139138099) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63825 + ... + 65968.

Almost surely, 2^139138096 is an apocalyptic number.

139138096 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

139138096 is a deficient number, since it is larger than the sum of its proper divisors (134467656).

139138096 is a wasteful number, since it uses less digits than its factorization.

139138096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129868 (or 129862 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 40.

The square root of 139138096 is about 11795.6812435739. The cubic root of 139138096 is about 518.1816370314.

The spelling of 139138096 in words is "one hundred thirty-nine million, one hundred thirty-eight thousand, ninety-six".