137990570 has 16 divisors (see below), whose sum is σ = 259182720. Its totient is φ = 52796304.

The previous prime is 137990491. The next prime is 137990603. The reversal of 137990570 is 75099731.

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, 299750 + ... + 300209.

It is an arithmetic number, because the mean of its divisors is an integer number (16198920).

Almost surely, 2^137990570 is an apocalyptic number.

137990570 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

137990570 is a deficient number, since it is larger than the sum of its proper divisors (121192150).

137990570 is a wasteful number, since it uses less digits than its factorization.

137990570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 599989.

The product of its (nonzero) digits is 59535, while the sum is 41.

The square root of 137990570 is about 11746.9387501595. The cubic root of 137990570 is about 516.7531542116.

The spelling of 137990570 in words is "one hundred thirty-seven million, nine hundred ninety thousand, five hundred seventy".