137120512 has 18 divisors (see below), whose sum is σ = 273705908. Its totient is φ = 68560128.

The previous prime is 137120509. The next prime is 137120513. The reversal of 137120512 is 215021731.

It is a happy number.

It is a super-2 number, since 2×137120512² = 37604069622284288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (137120513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267558 + ... + 268069.

Almost surely, 2^137120512 is an apocalyptic number.

It is an amenable number.

137120512 is a deficient number, since it is larger than the sum of its proper divisors (136585396).

137120512 is an frugal number, since it uses more digits than its factorization.

137120512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535643 (or 535629 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 22.

The square root of 137120512 is about 11709.8467966067. The cubic root of 137120512 is about 515.6647863857.

The spelling of 137120512 in words is "one hundred thirty-seven million, one hundred twenty thousand, five hundred twelve".