319456967 has 2 divisors, whose sum is σ = 319456968. Its totient is φ = 319456966.

The previous prime is 319456919. The next prime is 319456999. The reversal of 319456967 is 769654913.

It is a strong prime.

It is an emirp because it is prime and its reverse (769654913) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 319456967 - 2¹⁶ = 319391431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (319459967) 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, 159728483 + 159728484.

It is an arithmetic number, because the mean of its divisors is an integer number (159728484).

Almost surely, 2^319456967 is an apocalyptic number.

319456967 is a deficient number, since it is larger than the sum of its proper divisors (1).

319456967 is an equidigital number, since it uses as much as digits as its factorization.

319456967 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1224720, while the sum is 50.

The square root of 319456967 is about 17873.3591414709. The cubic root of 319456967 is about 683.6032540372.

The spelling of 319456967 in words is "three hundred nineteen million, four hundred fifty-six thousand, nine hundred sixty-seven".