313661323 has 2 divisors, whose sum is σ = 313661324. Its totient is φ = 313661322.

The previous prime is 313661311. The next prime is 313661333. The reversal of 313661323 is 323166313.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 313661323 - 2⁹ = 313660811 is a prime.

It is a super-2 number, since 2×313661323² = 196766851092220658, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 313661291 and 313661300.

It is not a weakly prime, because it can be changed into another prime (313661333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156830661 + 156830662.

It is an arithmetic number, because the mean of its divisors is an integer number (156830662).

Almost surely, 2^313661323 is an apocalyptic number.

313661323 is a deficient number, since it is larger than the sum of its proper divisors (1).

313661323 is an equidigital number, since it uses as much as digits as its factorization.

313661323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5832, while the sum is 28.

The square root of 313661323 is about 17710.4862440307. The cubic root of 313661323 is about 679.4439824789.

The spelling of 313661323 in words is "three hundred thirteen million, six hundred sixty-one thousand, three hundred twenty-three".