313223299 has 2 divisors, whose sum is σ = 313223300. Its totient is φ = 313223298.

The previous prime is 313223297. The next prime is 313223327. The reversal of 313223299 is 992322313.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 313223299 - 2¹ = 313223297 is a prime.

Together with 313223297, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (313223291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156611649 + 156611650.

It is an arithmetic number, because the mean of its divisors is an integer number (156611650).

Almost surely, 2^313223299 is an apocalyptic number.

313223299 is a deficient number, since it is larger than the sum of its proper divisors (1).

313223299 is an equidigital number, since it uses as much as digits as its factorization.

313223299 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17496, while the sum is 34.

The square root of 313223299 is about 17698.1156906604. The cubic root of 313223299 is about 679.1275568799.

The spelling of 313223299 in words is "three hundred thirteen million, two hundred twenty-three thousand, two hundred ninety-nine".