323223133 has 2 divisors, whose sum is σ = 323223134. Its totient is φ = 323223132.

The previous prime is 323223119. The next prime is 323223161. The reversal of 323223133 is 331322323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 237067609 + 86155524 = 15397^2 + 9282^2 .

It is a cyclic number.

It is not a de Polignac number, because 323223133 - 2⁹ = 323222621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (323223833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161611566 + 161611567.

It is an arithmetic number, because the mean of its divisors is an integer number (161611567).

Almost surely, 2^323223133 is an apocalyptic number.

It is an amenable number.

323223133 is a deficient number, since it is larger than the sum of its proper divisors (1).

323223133 is an equidigital number, since it uses as much as digits as its factorization.

323223133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1944, while the sum is 22.

The square root of 323223133 is about 17978.4074100016. The cubic root of 323223133 is about 686.2791613161.

Adding to 323223133 its reverse (331322323), we get a palindrome (654545456).

The spelling of 323223133 in words is "three hundred twenty-three million, two hundred twenty-three thousand, one hundred thirty-three".