323125213 has 2 divisors, whose sum is σ = 323125214. Its totient is φ = 323125212.

The previous prime is 323125207. The next prime is 323125217. The reversal of 323125213 is 312521323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 252110884 + 71014329 = 15878^2 + 8427^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-323125213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (323125217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161562606 + 161562607.

It is an arithmetic number, because the mean of its divisors is an integer number (161562607).

Almost surely, 2^323125213 is an apocalyptic number.

It is an amenable number.

323125213 is a deficient number, since it is larger than the sum of its proper divisors (1).

323125213 is an equidigital number, since it uses as much as digits as its factorization.

323125213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1080, while the sum is 22.

The square root of 323125213 is about 17975.6839369188. The cubic root of 323125213 is about 686.2098518764.

Adding to 323125213 its reverse (312521323), we get a palindrome (635646536).

The spelling of 323125213 in words is "three hundred twenty-three million, one hundred twenty-five thousand, two hundred thirteen".