555316513 has 2 divisors, whose sum is σ = 555316514. Its totient is φ = 555316512.

The previous prime is 555316511. The next prime is 555316519. The reversal of 555316513 is 315613555.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 437311744 + 118004769 = 20912^2 + 10863^2 .

It is a cyclic number.

It is not a de Polignac number, because 555316513 - 2¹ = 555316511 is a prime.

It is a super-2 number, since 2×555316513² = 616752859220958338, which contains 22 as substring.

Together with 555316511, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (555316511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277658256 + 277658257.

It is an arithmetic number, because the mean of its divisors is an integer number (277658257).

Almost surely, 2^555316513 is an apocalyptic number.

It is an amenable number.

555316513 is a deficient number, since it is larger than the sum of its proper divisors (1).

555316513 is an equidigital number, since it uses as much as digits as its factorization.

555316513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 33750, while the sum is 34.

The square root of 555316513 is about 23565.1546356055. The cubic root of 555316513 is about 821.9527686014.

The spelling of 555316513 in words is "five hundred fifty-five million, three hundred sixteen thousand, five hundred thirteen".