323040317 has 2 divisors, whose sum is σ = 323040318. Its totient is φ = 323040316.

The previous prime is 323040203. The next prime is 323040331. The reversal of 323040317 is 713040323.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 218714521 + 104325796 = 14789^2 + 10214^2 .

It is a cyclic number.

It is not a de Polignac number, because 323040317 - 2¹⁴ = 323023933 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 323040292 and 323040301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (323040617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161520158 + 161520159.

It is an arithmetic number, because the mean of its divisors is an integer number (161520159).

Almost surely, 2^323040317 is an apocalyptic number.

It is an amenable number.

323040317 is a deficient number, since it is larger than the sum of its proper divisors (1).

323040317 is an equidigital number, since it uses as much as digits as its factorization.

323040317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 23.

The square root of 323040317 is about 17973.3223695565. The cubic root of 323040317 is about 686.1497497117.

The spelling of 323040317 in words is "three hundred twenty-three million, forty thousand, three hundred seventeen".