323007397 has 2 divisors, whose sum is σ = 323007398. Its totient is φ = 323007396.

The previous prime is 323007371. The next prime is 323007401. The reversal of 323007397 is 793700323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 284057316 + 38950081 = 16854^2 + 6241^2 .

It is a cyclic number.

It is not a de Polignac number, because 323007397 - 2¹¹ = 323005349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (323007337) 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, 161503698 + 161503699.

It is an arithmetic number, because the mean of its divisors is an integer number (161503699).

Almost surely, 2^323007397 is an apocalyptic number.

It is an amenable number.

323007397 is a deficient number, since it is larger than the sum of its proper divisors (1).

323007397 is an equidigital number, since it uses as much as digits as its factorization.

323007397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23814, while the sum is 34.

The square root of 323007397 is about 17972.4065444781. The cubic root of 323007397 is about 686.1264411484.

The spelling of 323007397 in words is "three hundred twenty-three million, seven thousand, three hundred ninety-seven".