323344513 has 2 divisors, whose sum is σ = 323344514. Its totient is φ = 323344512.

The previous prime is 323344499. The next prime is 323344529. The reversal of 323344513 is 315443323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 260887104 + 62457409 = 16152^2 + 7903^2 .

It is a cyclic number.

It is not a de Polignac number, because 323344513 - 2⁵ = 323344481 is a prime.

It is not a weakly prime, because it can be changed into another prime (323344543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161672256 + 161672257.

It is an arithmetic number, because the mean of its divisors is an integer number (161672257).

Almost surely, 2^323344513 is an apocalyptic number.

It is an amenable number.

323344513 is a deficient number, since it is larger than the sum of its proper divisors (1).

323344513 is an equidigital number, since it uses as much as digits as its factorization.

323344513 is an evil number, because the sum of its binary digits is even.

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

The square root of 323344513 is about 17981.7828092767. The cubic root of 323344513 is about 686.3650567147.

Adding to 323344513 its reverse (315443323), we get a palindrome (638787836).

The spelling of 323344513 in words is "three hundred twenty-three million, three hundred forty-four thousand, five hundred thirteen".