513242315 has 8 divisors (see below), whose sum is σ = 624565728. Its totient is φ = 404810560.

The previous prime is 513242297. The next prime is 513242329.

It is a happy number.

513242315 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 513242315 - 2⁶ = 513242251 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 722522 + ... + 723231.

It is an arithmetic number, because the mean of its divisors is an integer number (78070716).

Almost surely, 2^513242315 is an apocalyptic number.

513242315 is a deficient number, since it is larger than the sum of its proper divisors (111323413).

513242315 is a wasteful number, since it uses less digits than its factorization.

513242315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1445829.

The product of its digits is 3600, while the sum is 26.

The square root of 513242315 is about 22654.8519085868. The cubic root of 513242315 is about 800.6465164424.

The spelling of 513242315 in words is "five hundred thirteen million, two hundred forty-two thousand, three hundred fifteen".