513507704 has 16 divisors (see below), whose sum is σ = 964726200. Its totient is φ = 256247392.

The previous prime is 513507703. The next prime is 513507707. The reversal of 513507704 is 407705315.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513507703) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58982 + ... + 67125.

Almost surely, 2^513507704 is an apocalyptic number.

It is an amenable number.

513507704 is a deficient number, since it is larger than the sum of its proper divisors (451218496).

513507704 is a wasteful number, since it uses less digits than its factorization.

513507704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126622 (or 126618 counting only the distinct ones).

The product of its (nonzero) digits is 14700, while the sum is 32.

The square root of 513507704 is about 22660.7083737468. The cubic root of 513507704 is about 800.7844929620.

The spelling of 513507704 in words is "five hundred thirteen million, five hundred seven thousand, seven hundred four".