2319379019 has 2 divisors, whose sum is σ = 2319379020. Its totient is φ = 2319379018.

The previous prime is 2319379009. The next prime is 2319379079. The reversal of 2319379019 is 9109739132.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2319379019 is a prime.

It is a super-2 number, since 2×2319379019² = 10759038067554804722, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (2319379009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1159689509 + 1159689510.

It is an arithmetic number, because the mean of its divisors is an integer number (1159689510).

Almost surely, 2^2319379019 is an apocalyptic number.

2319379019 is a deficient number, since it is larger than the sum of its proper divisors (1).

2319379019 is an equidigital number, since it uses as much as digits as its factorization.

2319379019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 91854, while the sum is 44.

The square root of 2319379019 is about 48159.9316756160. The cubic root of 2319379019 is about 1323.7030658749.

The spelling of 2319379019 in words is "two billion, three hundred nineteen million, three hundred seventy-nine thousand, nineteen".