313256033 has 2 divisors, whose sum is σ = 313256034. Its totient is φ = 313256032.

The previous prime is 313256011. The next prime is 313256039. The reversal of 313256033 is 330652313.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 294740224 + 18515809 = 17168^2 + 4303^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-313256033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 313255993 and 313256011.

It is not a weakly prime, because it can be changed into another prime (313256039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156628016 + 156628017.

It is an arithmetic number, because the mean of its divisors is an integer number (156628017).

Almost surely, 2^313256033 is an apocalyptic number.

It is an amenable number.

313256033 is a deficient number, since it is larger than the sum of its proper divisors (1).

313256033 is an equidigital number, since it uses as much as digits as its factorization.

313256033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4860, while the sum is 26.

The square root of 313256033 is about 17699.0404542167. The cubic root of 313256033 is about 679.1512138973.

The spelling of 313256033 in words is "three hundred thirteen million, two hundred fifty-six thousand, thirty-three".