137517130 has 16 divisors (see below), whose sum is σ = 256066920. Its totient is φ = 53109952.

The previous prime is 137517091. The next prime is 137517167. The reversal of 137517130 is 31715731.

It can be written as a sum of positive squares in 4 ways, for example, as 81162081 + 56355049 = 9009^2 + 7507^2 .

It is a super-2 number, since 2×137517130² = 37821922086873800, which contains 22 as substring.

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, 236809 + ... + 237388.

Almost surely, 2^137517130 is an apocalyptic number.

137517130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

137517130 is a deficient number, since it is larger than the sum of its proper divisors (118549790).

137517130 is a wasteful number, since it uses less digits than its factorization.

137517130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474233.

The product of its (nonzero) digits is 2205, while the sum is 28.

The square root of 137517130 is about 11726.7698024648. The cubic root of 137517130 is about 516.1614907271.

It can be divided in two parts, 137517 and 130, that multiplied together give a triangular number (17877210 = T₅₉₇₉).

The spelling of 137517130 in words is "one hundred thirty-seven million, five hundred seventeen thousand, one hundred thirty".