501356313 has 12 divisors (see below), whose sum is σ = 732319380. Its totient is φ = 330481536.

The previous prime is 501356281. The next prime is 501356351. The reversal of 501356313 is 313653105.

It can be written as a sum of positive squares in 2 ways, for example, as 253860489 + 247495824 = 15933^2 + 15732^2 .

It is not a de Polignac number, because 501356313 - 2⁵ = 501356281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (501356353) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 312156 + ... + 313757.

It is an arithmetic number, because the mean of its divisors is an integer number (61026615).

Almost surely, 2^501356313 is an apocalyptic number.

It is an amenable number.

501356313 is a deficient number, since it is larger than the sum of its proper divisors (230963067).

501356313 is a wasteful number, since it uses less digits than its factorization.

501356313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626008 (or 626005 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 27.

The square root of 501356313 is about 22390.9873163289. The cubic root of 501356313 is about 794.4175489304.

The spelling of 501356313 in words is "five hundred one million, three hundred fifty-six thousand, three hundred thirteen".