513848315 has 4 divisors (see below), whose sum is σ = 616617984. Its totient is φ = 411078648.

The previous prime is 513848297. The next prime is 513848351.

513848315 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 513848315 - 2⁸ = 513848059 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51384827 + ... + 51384836.

It is an arithmetic number, because the mean of its divisors is an integer number (154154496).

Almost surely, 2^513848315 is an apocalyptic number.

513848315 is a deficient number, since it is larger than the sum of its proper divisors (102769669).

513848315 is a wasteful number, since it uses less digits than its factorization.

513848315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102769668.

The product of its digits is 57600, while the sum is 38.

The square root of 513848315 is about 22668.2225814024. Note that the first 3 decimals coincide. The cubic root of 513848315 is about 800.9615079775.

The spelling of 513848315 in words is "five hundred thirteen million, eight hundred forty-eight thousand, three hundred fifteen".