139351036 has 24 divisors (see below), whose sum is σ = 266829696. Its totient is φ = 63151920.

The previous prime is 139351007. The next prime is 139351049. The reversal of 139351036 is 630153931.

It is a super-2 number, since 2×139351036² = 38837422468546592, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 139350989 and 139351007.

It is a congruent number.

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, 10705 + ... + 19831.

It is an arithmetic number, because the mean of its divisors is an integer number (11117904).

Almost surely, 2^139351036 is an apocalyptic number.

It is an amenable number.

139351036 is a deficient number, since it is larger than the sum of its proper divisors (127478660).

139351036 is a wasteful number, since it uses less digits than its factorization.

139351036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9489 (or 9487 counting only the distinct ones).

The product of its (nonzero) digits is 7290, while the sum is 31.

The square root of 139351036 is about 11804.7039776523. The cubic root of 139351036 is about 518.4458478144.

The spelling of 139351036 in words is "one hundred thirty-nine million, three hundred fifty-one thousand, thirty-six".