323313563 has 2 divisors, whose sum is σ = 323313564. Its totient is φ = 323313562.

The previous prime is 323313541. The next prime is 323313587. The reversal of 323313563 is 365313323.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 323313563 - 2²⁶ = 256204699 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (323313863) 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, 161656781 + 161656782.

It is an arithmetic number, because the mean of its divisors is an integer number (161656782).

Almost surely, 2^323313563 is an apocalyptic number.

323313563 is a deficient number, since it is larger than the sum of its proper divisors (1).

323313563 is an equidigital number, since it uses as much as digits as its factorization.

323313563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14580, while the sum is 29.

The square root of 323313563 is about 17980.9221954826. The cubic root of 323313563 is about 686.3431567746.

Adding to 323313563 its reverse (365313323), we get a palindrome (688626886).

The spelling of 323313563 in words is "three hundred twenty-three million, three hundred thirteen thousand, five hundred sixty-three".