323999323 has 2 divisors, whose sum is σ = 323999324. Its totient is φ = 323999322.

The previous prime is 323999309. The next prime is 323999353.

323999323 is nontrivially palindromic in base 10.

It is a weak prime.

It is a palprime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-323999323 is a prime.

It is a super-2 number, since 2×323999323² = 209951122608916658, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 323999323.

It is not a weakly prime, because it can be changed into another prime (323999353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161999661 + 161999662.

It is an arithmetic number, because the mean of its divisors is an integer number (161999662).

Almost surely, 2^323999323 is an apocalyptic number.

323999323 is a deficient number, since it is larger than the sum of its proper divisors (1).

323999323 is an equidigital number, since it uses as much as digits as its factorization.

323999323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 236196, while the sum is 43.

The square root of 323999323 is about 17999.9811944346. The cubic root of 323999323 is about 686.8280671542.

The spelling of 323999323 in words is "three hundred twenty-three million, nine hundred ninety-nine thousand, three hundred twenty-three".