520593713 has 4 divisors (see below), whose sum is σ = 520640628. Its totient is φ = 520546800.

The previous prime is 520593709. The next prime is 520593727. The reversal of 520593713 is 317395025.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 510398464 + 10195249 = 22592^2 + 3193^2 .

It is a cyclic number.

It is not a de Polignac number, because 520593713 - 2² = 520593709 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (520593743) 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, 3563 + ... + 32463.

It is an arithmetic number, because the mean of its divisors is an integer number (130160157).

Almost surely, 2^520593713 is an apocalyptic number.

It is an amenable number.

520593713 is a deficient number, since it is larger than the sum of its proper divisors (46915).

520593713 is a wasteful number, since it uses less digits than its factorization.

520593713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46914.

The product of its (nonzero) digits is 28350, while the sum is 35.

The square root of 520593713 is about 22816.5228069485. The cubic root of 520593713 is about 804.4510811039.

The spelling of 520593713 in words is "five hundred twenty million, five hundred ninety-three thousand, seven hundred thirteen".