139102700 has 36 divisors (see below), whose sum is σ = 329296632. Its totient is φ = 50582400.

The previous prime is 139102693. The next prime is 139102723. The reversal of 139102700 is 7201931.

It is a super-2 number, since 2×139102700² = 38699122294580000, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62129 + ... + 64328.

Almost surely, 2^139102700 is an apocalyptic number.

139102700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

139102700 is an abundant number, since it is smaller than the sum of its proper divisors (190193932).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

139102700 is a wasteful number, since it uses less digits than its factorization.

139102700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126482 (or 126475 counting only the distinct ones).

The product of its (nonzero) digits is 378, while the sum is 23.

The square root of 139102700 is about 11794.1807684977. The cubic root of 139102700 is about 518.1376924102.

The spelling of 139102700 in words is "one hundred thirty-nine million, one hundred two thousand, seven hundred".