313224347 has 2 divisors, whose sum is σ = 313224348. Its totient is φ = 313224346.

The previous prime is 313224343. The next prime is 313224377. The reversal of 313224347 is 743422313.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 313224347 - 2² = 313224343 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (313224343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156612173 + 156612174.

It is an arithmetic number, because the mean of its divisors is an integer number (156612174).

Almost surely, 2^313224347 is an apocalyptic number.

313224347 is a deficient number, since it is larger than the sum of its proper divisors (1).

313224347 is an equidigital number, since it uses as much as digits as its factorization.

313224347 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 29.

The square root of 313224347 is about 17698.1452983074. The cubic root of 313224347 is about 679.1283143000.

The spelling of 313224347 in words is "three hundred thirteen million, two hundred twenty-four thousand, three hundred forty-seven".