323123089 has 2 divisors, whose sum is σ = 323123090. Its totient is φ = 323123088.

The previous prime is 323123083. The next prime is 323123149. The reversal of 323123089 is 980321323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 202123089 + 121000000 = 14217^2 + 11000^2 .

It is a cyclic number.

It is not a de Polignac number, because 323123089 - 2⁵ = 323123057 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 323123089.

It is not a weakly prime, because it can be changed into another prime (323123083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161561544 + 161561545.

It is an arithmetic number, because the mean of its divisors is an integer number (161561545).

Almost surely, 2^323123089 is an apocalyptic number.

It is an amenable number.

323123089 is a deficient number, since it is larger than the sum of its proper divisors (1).

323123089 is an equidigital number, since it uses as much as digits as its factorization.

323123089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 323123089 is about 17975.6248570112. The cubic root of 323123089 is about 686.2083483180.

The spelling of 323123089 in words is "three hundred twenty-three million, one hundred twenty-three thousand, eighty-nine".