139695125 has 32 divisors (see below), whose sum is σ = 185328000. Its totient is φ = 104832000.

The previous prime is 139695109. The next prime is 139695133. The reversal of 139695125 is 521596931.

It is a happy number.

It is not a de Polignac number, because 139695125 - 2⁴ = 139695109 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 310901 + ... + 311349.

It is an arithmetic number, because the mean of its divisors is an integer number (5791500).

Almost surely, 2^139695125 is an apocalyptic number.

It is an amenable number.

139695125 is a deficient number, since it is larger than the sum of its proper divisors (45632875).

139695125 is a wasteful number, since it uses less digits than its factorization.

139695125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 614 (or 604 counting only the distinct ones).

The product of its digits is 72900, while the sum is 41.

The square root of 139695125 is about 11819.2692244487. The cubic root of 139695125 is about 518.8722168126.

The spelling of 139695125 in words is "one hundred thirty-nine million, six hundred ninety-five thousand, one hundred twenty-five".