319334401 has 2 divisors, whose sum is σ = 319334402. Its totient is φ = 319334400.

The previous prime is 319334371. The next prime is 319334413. The reversal of 319334401 is 104433913.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 314707600 + 4626801 = 17740^2 + 2151^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-319334401 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 319334401.

It is not a weakly prime, because it can be changed into another prime (319334201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 159667200 + 159667201.

It is an arithmetic number, because the mean of its divisors is an integer number (159667201).

Almost surely, 2^319334401 is an apocalyptic number.

It is an amenable number.

319334401 is a deficient number, since it is larger than the sum of its proper divisors (1).

319334401 is an equidigital number, since it uses as much as digits as its factorization.

319334401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 319334401 is about 17869.9300782068. The cubic root of 319334401 is about 683.5158168727.

The spelling of 319334401 in words is "three hundred nineteen million, three hundred thirty-four thousand, four hundred one".