323454491 has 2 divisors, whose sum is σ = 323454492. Its totient is φ = 323454490.

The previous prime is 323454433. The next prime is 323454577. The reversal of 323454491 is 194454323.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 323454491 - 2¹⁸ = 323192347 is a prime.

It is not a weakly prime, because it can be changed into another prime (323453491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161727245 + 161727246.

It is an arithmetic number, because the mean of its divisors is an integer number (161727246).

Almost surely, 2^323454491 is an apocalyptic number.

323454491 is a deficient number, since it is larger than the sum of its proper divisors (1).

323454491 is an equidigital number, since it uses as much as digits as its factorization.

323454491 is an evil number, because the sum of its binary digits is even.

The product of its digits is 51840, while the sum is 35.

The square root of 323454491 is about 17984.8405886736. The cubic root of 323454491 is about 686.4428648488.

The spelling of 323454491 in words is "three hundred twenty-three million, four hundred fifty-four thousand, four hundred ninety-one".