319345099 has 2 divisors, whose sum is σ = 319345100. Its totient is φ = 319345098.

The previous prime is 319345093. The next prime is 319345123. The reversal of 319345099 is 990543913.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 319345099 - 2⁵ = 319345067 is a prime.

It is not a weakly prime, because it can be changed into another prime (319345093) 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, 159672549 + 159672550.

It is an arithmetic number, because the mean of its divisors is an integer number (159672550).

Almost surely, 2^319345099 is an apocalyptic number.

319345099 is a deficient number, since it is larger than the sum of its proper divisors (1).

319345099 is an equidigital number, since it uses as much as digits as its factorization.

319345099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 131220, while the sum is 43.

The square root of 319345099 is about 17870.2294053546. The cubic root of 319345099 is about 683.5234495931.

The spelling of 319345099 in words is "three hundred nineteen million, three hundred forty-five thousand, ninety-nine".