2379617813 has 2 divisors, whose sum is σ = 2379617814. Its totient is φ = 2379617812.

The previous prime is 2379617803. The next prime is 2379617827. The reversal of 2379617813 is 3187169732.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1266861649 + 1112756164 = 35593^2 + 33358^2 .

It is a cyclic number.

It is not a de Polignac number, because 2379617813 - 2⁸ = 2379617557 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2379617803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1189808906 + 1189808907.

It is an arithmetic number, because the mean of its divisors is an integer number (1189808907).

Almost surely, 2^2379617813 is an apocalyptic number.

It is an amenable number.

2379617813 is a deficient number, since it is larger than the sum of its proper divisors (1).

2379617813 is an equidigital number, since it uses as much as digits as its factorization.

2379617813 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 381024, while the sum is 47.

The square root of 2379617813 is about 48781.3264784794. The cubic root of 2379617813 is about 1335.0649789055.

The spelling of 2379617813 in words is "two billion, three hundred seventy-nine million, six hundred seventeen thousand, eight hundred thirteen".