139275125 has 32 divisors (see below), whose sum is σ = 190944000. Its totient is φ = 100584000.

The previous prime is 139275119. The next prime is 139275137. The reversal of 139275125 is 521572931.

139275125 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-139275125 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 273371 + ... + 273879.

It is an arithmetic number, because the mean of its divisors is an integer number (5967000).

Almost surely, 2^139275125 is an apocalyptic number.

It is an amenable number.

139275125 is a deficient number, since it is larger than the sum of its proper divisors (51668875).

139275125 is a wasteful number, since it uses less digits than its factorization.

139275125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 734 (or 724 counting only the distinct ones).

The product of its digits is 18900, while the sum is 35.

The square root of 139275125 is about 11801.4882536060. The cubic root of 139275125 is about 518.3516901811.

The spelling of 139275125 in words is "one hundred thirty-nine million, two hundred seventy-five thousand, one hundred twenty-five".