517039137 has 12 divisors (see below), whose sum is σ = 747529380. Its totient is φ = 344371968.

The previous prime is 517039129. The next prime is 517039163. The reversal of 517039137 is 731930715.

517039137 is a `hidden beast` number, since 517 + 0 + 3 + 9 + 137 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 259725456 + 257313681 = 16116^2 + 16041^2 .

It is not a de Polignac number, because 517039137 - 2³ = 517039129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (517032137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16312 + ... + 36057.

It is an arithmetic number, because the mean of its divisors is an integer number (62294115).

Almost surely, 2^517039137 is an apocalyptic number.

It is an amenable number.

517039137 is a deficient number, since it is larger than the sum of its proper divisors (230490243).

517039137 is a wasteful number, since it uses less digits than its factorization.

517039137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53472 (or 53469 counting only the distinct ones).

The product of its (nonzero) digits is 19845, while the sum is 36.

The square root of 517039137 is about 22738.4946071634. The cubic root of 517039137 is about 802.6159869620.

The spelling of 517039137 in words is "five hundred seventeen million, thirty-nine thousand, one hundred thirty-seven".