513483765 has 16 divisors (see below), whose sum is σ = 822960000. Its totient is φ = 273396032.

The previous prime is 513483739. The next prime is 513483799. The reversal of 513483765 is 567384315.

It is a cyclic number.

It is not a de Polignac number, because 513483765 - 2¹⁵ = 513450997 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19590 + ... + 37559.

It is an arithmetic number, because the mean of its divisors is an integer number (51435000).

Almost surely, 2^513483765 is an apocalyptic number.

It is an amenable number.

513483765 is a deficient number, since it is larger than the sum of its proper divisors (309476235).

513483765 is a wasteful number, since it uses less digits than its factorization.

513483765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57756.

The product of its digits is 302400, while the sum is 42.

The square root of 513483765 is about 22660.1801625671. The cubic root of 513483765 is about 800.7720489567.

The spelling of 513483765 in words is "five hundred thirteen million, four hundred eighty-three thousand, seven hundred sixty-five".