137700144 has 60 divisors (see below), whose sum is σ = 405659800. Its totient is φ = 43483392.

The previous prime is 137700127. The next prime is 137700179. The reversal of 137700144 is 441007731.

It is a super-2 number, since 2×137700144² = 37922659315241472, 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, 22429 + ... + 27900.

Almost surely, 2^137700144 is an apocalyptic number.

It is an amenable number.

137700144 is an abundant number, since it is smaller than the sum of its proper divisors (267959656).

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

137700144 is a wasteful number, since it uses less digits than its factorization.

137700144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50362 (or 50353 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 27.

The square root of 137700144 is about 11734.5704650831. The cubic root of 137700144 is about 516.3903662231.

Adding to 137700144 its reverse (441007731), we get a palindrome (578707875).

The spelling of 137700144 in words is "one hundred thirty-seven million, seven hundred thousand, one hundred forty-four".