508266313 has 2 divisors, whose sum is σ = 508266314. Its totient is φ = 508266312.

The previous prime is 508266293. The next prime is 508266331. The reversal of 508266313 is 313662805.

Together with next prime (508266331) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 466689609 + 41576704 = 21603^2 + 6448^2 .

It is a cyclic number.

It is not a de Polignac number, because 508266313 - 2¹⁷ = 508135241 is a prime.

It is a super-2 number, since 2×508266313² = 516669289861227938, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (508266113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 254133156 + 254133157.

It is an arithmetic number, because the mean of its divisors is an integer number (254133157).

Almost surely, 2^508266313 is an apocalyptic number.

It is an amenable number.

508266313 is a deficient number, since it is larger than the sum of its proper divisors (1).

508266313 is an equidigital number, since it uses as much as digits as its factorization.

508266313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 508266313 is about 22544.7624294425. The cubic root of 508266313 is about 798.0506251344.

The spelling of 508266313 in words is "five hundred eight million, two hundred sixty-six thousand, three hundred thirteen".