319994742803 has 2 divisors, whose sum is σ = 319994742804. Its totient is φ = 319994742802.

The previous prime is 319994742799. The next prime is 319994742863. The reversal of 319994742803 is 308247499913.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 319994742803 - 2² = 319994742799 is a prime.

It is not a weakly prime, because it can be changed into another prime (319994742863) 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, 159997371401 + 159997371402.

It is an arithmetic number, because the mean of its divisors is an integer number (159997371402).

Almost surely, 2^319994742803 is an apocalyptic number.

319994742803 is a deficient number, since it is larger than the sum of its proper divisors (1).

319994742803 is an equidigital number, since it uses as much as digits as its factorization.

319994742803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11757312, while the sum is 59.

The spelling of 319994742803 in words is "three hundred nineteen billion, nine hundred ninety-four million, seven hundred forty-two thousand, eight hundred three".