507663713 has 4 divisors (see below), whose sum is σ = 507712788. Its totient is φ = 507614640.

The previous prime is 507663701. The next prime is 507663721. The reversal of 507663713 is 317366705.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 156925729 + 350737984 = 12527^2 + 18728^2 .

It is a cyclic number.

It is not a de Polignac number, because 507663713 - 2⁴ = 507663697 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (507662713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2306 + ... + 31947.

It is an arithmetic number, because the mean of its divisors is an integer number (126928197).

Almost surely, 2^507663713 is an apocalyptic number.

It is an amenable number.

507663713 is a deficient number, since it is larger than the sum of its proper divisors (49075).

507663713 is a wasteful number, since it uses less digits than its factorization.

507663713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49074.

The product of its (nonzero) digits is 79380, while the sum is 38.

The square root of 507663713 is about 22531.3939426747. The cubic root of 507663713 is about 797.7351110864.

The spelling of 507663713 in words is "five hundred seven million, six hundred sixty-three thousand, seven hundred thirteen".