319754322893 has 2 divisors, whose sum is σ = 319754322894. Its totient is φ = 319754322892.

The previous prime is 319754322871. The next prime is 319754322911. The reversal of 319754322893 is 398223457913.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 285757600969 + 33996721924 = 534563^2 + 184382^2 .

It is a cyclic number.

It is not a de Polignac number, because 319754322893 - 2²² = 319750128589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (319754322493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 159877161446 + 159877161447.

It is an arithmetic number, because the mean of its divisors is an integer number (159877161447).

Almost surely, 2^319754322893 is an apocalyptic number.

It is an amenable number.

319754322893 is a deficient number, since it is larger than the sum of its proper divisors (1).

319754322893 is an equidigital number, since it uses as much as digits as its factorization.

319754322893 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9797760, while the sum is 56.

The spelling of 319754322893 in words is "three hundred nineteen billion, seven hundred fifty-four million, three hundred twenty-two thousand, eight hundred ninety-three".