137572144 has 20 divisors (see below), whose sum is σ = 267567696. Its totient is φ = 68522432.

The previous prime is 137572121. The next prime is 137572151. The reversal of 137572144 is 441275731.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12139 + ... + 20554.

Almost surely, 2^137572144 is an apocalyptic number.

It is an amenable number.

137572144 is a deficient number, since it is larger than the sum of its proper divisors (129995552).

137572144 is a wasteful number, since it uses less digits than its factorization.

137572144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32964 (or 32958 counting only the distinct ones).

The product of its digits is 23520, while the sum is 34.

The square root of 137572144 is about 11729.1152266486. The cubic root of 137572144 is about 516.2303120258.

The spelling of 137572144 in words is "one hundred thirty-seven million, five hundred seventy-two thousand, one hundred forty-four".