513303115 has 16 divisors (see below), whose sum is σ = 684746496. Its totient is φ = 366825600.

The previous prime is 513303101. The next prime is 513303163. The reversal of 513303115 is 511303315.

It is not a de Polignac number, because 513303115 - 2²⁵ = 479748683 is a prime.

It is a Duffinian 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, 125356 + ... + 129385.

It is an arithmetic number, because the mean of its divisors is an integer number (42796656).

Almost surely, 2^513303115 is an apocalyptic number.

513303115 is a deficient number, since it is larger than the sum of its proper divisors (171443381).

513303115 is a wasteful number, since it uses less digits than its factorization.

513303115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254790.

The product of its (nonzero) digits is 675, while the sum is 22.

The square root of 513303115 is about 22656.1937447577. The cubic root of 513303115 is about 800.6781307401.

It can be divided in two parts, 51330 and 3115, that added together give a palindrome (54445).

The spelling of 513303115 in words is "five hundred thirteen million, three hundred three thousand, one hundred fifteen".