313594513 has 2 divisors, whose sum is σ = 313594514. Its totient is φ = 313594512.

The previous prime is 313594511. The next prime is 313594531. The reversal of 313594513 is 315495313.

It is a happy number.

Together with next prime (313594531) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 220433409 + 93161104 = 14847^2 + 9652^2 .

It is a cyclic number.

It is not a de Polignac number, because 313594513 - 2¹ = 313594511 is a prime.

Together with 313594511, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (313594511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156797256 + 156797257.

It is an arithmetic number, because the mean of its divisors is an integer number (156797257).

Almost surely, 2^313594513 is an apocalyptic number.

It is an amenable number.

313594513 is a deficient number, since it is larger than the sum of its proper divisors (1).

313594513 is an equidigital number, since it uses as much as digits as its factorization.

313594513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24300, while the sum is 34.

The square root of 313594513 is about 17708.5999728945. The cubic root of 313594513 is about 679.3957384308.

The spelling of 313594513 in words is "three hundred thirteen million, five hundred ninety-four thousand, five hundred thirteen".