313112447 has 2 divisors, whose sum is σ = 313112448. Its totient is φ = 313112446.

The previous prime is 313112441. The next prime is 313112453. The reversal of 313112447 is 744211313.

It is a balanced prime because it is at equal distance from previous prime (313112441) and next prime (313112453).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-313112447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313112441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156556223 + 156556224.

It is an arithmetic number, because the mean of its divisors is an integer number (156556224).

Almost surely, 2^313112447 is an apocalyptic number.

313112447 is a deficient number, since it is larger than the sum of its proper divisors (1).

313112447 is an equidigital number, since it uses as much as digits as its factorization.

313112447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2016, while the sum is 26.

The square root of 313112447 is about 17694.9836676952. The cubic root of 313112447 is about 679.0474313689.

The spelling of 313112447 in words is "three hundred thirteen million, one hundred twelve thousand, four hundred forty-seven".