319079401 has 2 divisors, whose sum is σ = 319079402. Its totient is φ = 319079400.

The previous prime is 319079377. The next prime is 319079413. The reversal of 319079401 is 104970913.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 205635600 + 113443801 = 14340^2 + 10651^2 .

It is an emirp because it is prime and its reverse (104970913) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 319079401 - 2⁹ = 319078889 is a prime.

It is not a weakly prime, because it can be changed into another prime (319079491) 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, 159539700 + 159539701.

It is an arithmetic number, because the mean of its divisors is an integer number (159539701).

Almost surely, 2^319079401 is an apocalyptic number.

It is an amenable number.

319079401 is a deficient number, since it is larger than the sum of its proper divisors (1).

319079401 is an equidigital number, since it uses as much as digits as its factorization.

319079401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6804, while the sum is 34.

The square root of 319079401 is about 17862.7937624550. The cubic root of 319079401 is about 683.3338311055. Note that the first 3 decimals are identical.

The spelling of 319079401 in words is "three hundred nineteen million, seventy-nine thousand, four hundred one".