313133297 has 2 divisors, whose sum is σ = 313133298. Its totient is φ = 313133296.

The previous prime is 313133209. The next prime is 313133299. The reversal of 313133297 is 792331313.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 178596496 + 134536801 = 13364^2 + 11599^2 .

It is a cyclic number.

It is not a de Polignac number, because 313133297 - 2¹⁴ = 313116913 is a prime.

Together with 313133299, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (313133299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156566648 + 156566649.

It is an arithmetic number, because the mean of its divisors is an integer number (156566649).

Almost surely, 2^313133297 is an apocalyptic number.

It is an amenable number.

313133297 is a deficient number, since it is larger than the sum of its proper divisors (1).

313133297 is an equidigital number, since it uses as much as digits as its factorization.

313133297 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10206, while the sum is 32.

The square root of 313133297 is about 17695.5728079088. The cubic root of 313133297 is about 679.0625035097.

The spelling of 313133297 in words is "three hundred thirteen million, one hundred thirty-three thousand, two hundred ninety-seven".