2317843249 has 2 divisors, whose sum is σ = 2317843250. Its totient is φ = 2317843248.

The previous prime is 2317843153. The next prime is 2317843273. The reversal of 2317843249 is 9423487132.

2317843249 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1991390625 + 326452624 = 44625^2 + 18068^2 .

It is a cyclic number.

It is not a de Polignac number, because 2317843249 - 2¹³ = 2317835057 is a prime.

It is not a weakly prime, because it can be changed into another prime (2317843349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1158921624 + 1158921625.

It is an arithmetic number, because the mean of its divisors is an integer number (1158921625).

Almost surely, 2^2317843249 is an apocalyptic number.

It is an amenable number.

2317843249 is a deficient number, since it is larger than the sum of its proper divisors (1).

2317843249 is an equidigital number, since it uses as much as digits as its factorization.

2317843249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 290304, while the sum is 43.

The square root of 2317843249 is about 48143.9845567440. The cubic root of 2317843249 is about 1323.4108393350.

The spelling of 2317843249 in words is "two billion, three hundred seventeen million, eight hundred forty-three thousand, two hundred forty-nine".