2319379009 has 2 divisors, whose sum is σ = 2319379010. Its totient is φ = 2319379008.

The previous prime is 2319378991. The next prime is 2319379019. The reversal of 2319379009 is 9009739132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1785907600 + 533471409 = 42260^2 + 23097^2 .

It is a cyclic number.

It is not a de Polignac number, because 2319379009 - 2⁹ = 2319378497 is a prime.

It is not a weakly prime, because it can be changed into another prime (2319379019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1159689504 + 1159689505.

It is an arithmetic number, because the mean of its divisors is an integer number (1159689505).

Almost surely, 2^2319379009 is an apocalyptic number.

It is an amenable number.

2319379009 is a deficient number, since it is larger than the sum of its proper divisors (1).

2319379009 is an equidigital number, since it uses as much as digits as its factorization.

2319379009 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 43.

The square root of 2319379009 is about 48159.9315717952. The cubic root of 2319379009 is about 1323.7030639725.

The spelling of 2319379009 in words is "two billion, three hundred nineteen million, three hundred seventy-nine thousand, nine".