313662233 has 2 divisors, whose sum is σ = 313662234. Its totient is φ = 313662232.

The previous prime is 313662227. The next prime is 313662277. The reversal of 313662233 is 332266313.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 294019609 + 19642624 = 17147^2 + 4432^2 .

It is a cyclic number.

It is not a de Polignac number, because 313662233 - 2⁸ = 313661977 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 313662196 and 313662205.

It is not a weakly prime, because it can be changed into another prime (313664233) 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, 156831116 + 156831117.

It is an arithmetic number, because the mean of its divisors is an integer number (156831117).

Almost surely, 2^313662233 is an apocalyptic number.

It is an amenable number.

313662233 is a deficient number, since it is larger than the sum of its proper divisors (1).

313662233 is an equidigital number, since it uses as much as digits as its factorization.

313662233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11664, while the sum is 29.

The square root of 313662233 is about 17710.5119350063. The cubic root of 313662233 is about 679.4446395500. Note that the first 3 decimals are identical.

The spelling of 313662233 in words is "three hundred thirteen million, six hundred sixty-two thousand, two hundred thirty-three".