513400315 has 4 divisors (see below), whose sum is σ = 616080384. Its totient is φ = 410720248.

The previous prime is 513400309. The next prime is 513400333. The reversal of 513400315 is 513004315.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-513400315 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, 51340027 + ... + 51340036.

It is an arithmetic number, because the mean of its divisors is an integer number (154020096).

Almost surely, 2^513400315 is an apocalyptic number.

513400315 is a deficient number, since it is larger than the sum of its proper divisors (102680069).

513400315 is a wasteful number, since it uses less digits than its factorization.

513400315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102680068.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 513400315 is about 22658.3387519915. The cubic root of 513400315 is about 800.7286668335.

The spelling of 513400315 in words is "five hundred thirteen million, four hundred thousand, three hundred fifteen".