513812063 has 4 divisors (see below), whose sum is σ = 544036320. Its totient is φ = 483587808.

The previous prime is 513812027. The next prime is 513812069. The reversal of 513812063 is 360218315.

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 513812063 - 2⁸ = 513811807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513812069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15112103 + ... + 15112136.

It is an arithmetic number, because the mean of its divisors is an integer number (136009080).

Almost surely, 2^513812063 is an apocalyptic number.

513812063 is a deficient number, since it is larger than the sum of its proper divisors (30224257).

513812063 is a wasteful number, since it uses less digits than its factorization.

513812063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30224256.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 513812063 is about 22667.4229457166. The cubic root of 513812063 is about 800.9426715890.

The spelling of 513812063 in words is "five hundred thirteen million, eight hundred twelve thousand, sixty-three".