139125736 has 16 divisors (see below), whose sum is σ = 264435300. Its totient is φ = 68609664.

The previous prime is 139125719. The next prime is 139125757. The reversal of 139125736 is 637521931.

It can be written as a sum of positive squares in 2 ways, for example, as 129823236 + 9302500 = 11394^2 + 3050^2 .

It is a junction number, because it is equal to n+sod(n) for n = 139125695 and 139125704.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118531 + ... + 119698.

Almost surely, 2^139125736 is an apocalyptic number.

It is an amenable number.

139125736 is a deficient number, since it is larger than the sum of its proper divisors (125309564).

139125736 is a wasteful number, since it uses less digits than its factorization.

139125736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238308 (or 238304 counting only the distinct ones).

The product of its digits is 34020, while the sum is 37.

The square root of 139125736 is about 11795.1573113715. The cubic root of 139125736 is about 518.1662927682.

The spelling of 139125736 in words is "one hundred thirty-nine million, one hundred twenty-five thousand, seven hundred thirty-six".