2320304563 has 2 divisors, whose sum is σ = 2320304564. Its totient is φ = 2320304562.

The previous prime is 2320304549. The next prime is 2320304573. The reversal of 2320304563 is 3654030232.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2320304563 is a prime.

It is not a weakly prime, because it can be changed into another prime (2320304533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1160152281 + 1160152282.

It is an arithmetic number, because the mean of its divisors is an integer number (1160152282).

Almost surely, 2^2320304563 is an apocalyptic number.

2320304563 is a deficient number, since it is larger than the sum of its proper divisors (1).

2320304563 is an equidigital number, since it uses as much as digits as its factorization.

2320304563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 28.

The square root of 2320304563 is about 48169.5397839755. The cubic root of 2320304563 is about 1323.8791162304.

Adding to 2320304563 its reverse (3654030232), we get a palindrome (5974334795).

The spelling of 2320304563 in words is "two billion, three hundred twenty million, three hundred four thousand, five hundred sixty-three".