319423011269 has 2 divisors, whose sum is σ = 319423011270. Its totient is φ = 319423011268.

The previous prime is 319423011247. The next prime is 319423011319. The reversal of 319423011269 is 962110324913.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 183623391169 + 135799620100 = 428513^2 + 368510^2 .

It is an emirp because it is prime and its reverse (962110324913) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-319423011269 is a prime.

It is a super-2 number, since 2×319423011269² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (319423019269) 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, 159711505634 + 159711505635.

It is an arithmetic number, because the mean of its divisors is an integer number (159711505635).

Almost surely, 2^319423011269 is an apocalyptic number.

It is an amenable number.

319423011269 is a deficient number, since it is larger than the sum of its proper divisors (1).

319423011269 is an equidigital number, since it uses as much as digits as its factorization.

319423011269 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69984, while the sum is 41.

The spelling of 319423011269 in words is "three hundred nineteen billion, four hundred twenty-three million, eleven thousand, two hundred sixty-nine".