513064263 has 16 divisors (see below), whose sum is σ = 694556640. Its totient is φ = 336838656.

The previous prime is 513064249. The next prime is 513064297. The reversal of 513064263 is 362460315.

It is not a de Polignac number, because 513064263 - 2⁵ = 513064231 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 513064263.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513064463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64881 + ... + 72357.

It is an arithmetic number, because the mean of its divisors is an integer number (43409790).

Almost surely, 2^513064263 is an apocalyptic number.

513064263 is a deficient number, since it is larger than the sum of its proper divisors (181492377).

513064263 is a wasteful number, since it uses less digits than its factorization.

513064263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7826.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 513064263 is about 22650.9219017681. The cubic root of 513064263 is about 800.5539200231.

The spelling of 513064263 in words is "five hundred thirteen million, sixty-four thousand, two hundred sixty-three".