313323019 has 2 divisors, whose sum is σ = 313323020. Its totient is φ = 313323018.

The previous prime is 313322957. The next prime is 313323029. The reversal of 313323019 is 910323313.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 313323019 - 2⁹ = 313322507 is a prime.

It is a super-2 number, since 2×313323019² = 196342628470548722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 313322984 and 313323002.

It is not a weakly prime, because it can be changed into another prime (313323029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156661509 + 156661510.

It is an arithmetic number, because the mean of its divisors is an integer number (156661510).

Almost surely, 2^313323019 is an apocalyptic number.

313323019 is a deficient number, since it is larger than the sum of its proper divisors (1).

313323019 is an equidigital number, since it uses as much as digits as its factorization.

313323019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1458, while the sum is 25.

The square root of 313323019 is about 17700.9327155379. The cubic root of 313323019 is about 679.1996198613.

The spelling of 313323019 in words is "three hundred thirteen million, three hundred twenty-three thousand, nineteen".