513164525 has 12 divisors (see below), whose sum is σ = 636667584. Its totient is φ = 410310000.

The previous prime is 513164501. The next prime is 513164543. The reversal of 513164525 is 525461315.

It is a de Polignac number, because none of the positive numbers 2^k-513164525 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 513164491 and 513164500.

It is a congruent number.

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, 54410 + ... + 63140.

It is an arithmetic number, because the mean of its divisors is an integer number (53055632).

Almost surely, 2^513164525 is an apocalyptic number.

It is an amenable number.

513164525 is a deficient number, since it is larger than the sum of its proper divisors (123503059).

513164525 is a wasteful number, since it uses less digits than its factorization.

513164525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11092 (or 11087 counting only the distinct ones).

The product of its digits is 18000, while the sum is 32.

The square root of 513164525 is about 22653.1349927554. The cubic root of 513164525 is about 800.6060641793.

The spelling of 513164525 in words is "five hundred thirteen million, one hundred sixty-four thousand, five hundred twenty-five".