313319423 has 2 divisors, whose sum is σ = 313319424. Its totient is φ = 313319422.

The previous prime is 313319407. The next prime is 313319459. The reversal of 313319423 is 324913313.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 313319423 - 2⁴ = 313319407 is a prime.

It is a Sophie Germain prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313319023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156659711 + 156659712.

It is an arithmetic number, because the mean of its divisors is an integer number (156659712).

Almost surely, 2^313319423 is an apocalyptic number.

313319423 is a deficient number, since it is larger than the sum of its proper divisors (1).

313319423 is an equidigital number, since it uses as much as digits as its factorization.

313319423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5832, while the sum is 29.

The square root of 313319423 is about 17700.8311386782. The cubic root of 313319423 is about 679.1970214661.

The spelling of 313319423 in words is "three hundred thirteen million, three hundred nineteen thousand, four hundred twenty-three".