323044313 has 2 divisors, whose sum is σ = 323044314. Its totient is φ = 323044312.

The previous prime is 323044303. The next prime is 323044331. The reversal of 323044313 is 313440323.

Together with next prime (323044331) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 322992784 + 51529 = 17972^2 + 227^2 .

It is a cyclic number.

It is not a de Polignac number, because 323044313 - 2²² = 318850009 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (323044303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161522156 + 161522157.

It is an arithmetic number, because the mean of its divisors is an integer number (161522157).

Almost surely, 2^323044313 is an apocalyptic number.

It is an amenable number.

323044313 is a deficient number, since it is larger than the sum of its proper divisors (1).

323044313 is an equidigital number, since it uses as much as digits as its factorization.

323044313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 23.

The square root of 323044313 is about 17973.4335339690. The cubic root of 323044313 is about 686.1525789180.

Adding to 323044313 its reverse (313440323), we get a palindrome (636484636).

The spelling of 323044313 in words is "three hundred twenty-three million, forty-four thousand, three hundred thirteen".