326383403 has 2 divisors, whose sum is σ = 326383404. Its totient is φ = 326383402.

The previous prime is 326383333. The next prime is 326383417. The reversal of 326383403 is 304383623.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 326383403 - 2⁸ = 326383147 is a prime.

It is a super-2 number, since 2×326383403² = 213052251507720818, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 326383403.

It is not a weakly prime, because it can be changed into another prime (326383003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163191701 + 163191702.

It is an arithmetic number, because the mean of its divisors is an integer number (163191702).

Almost surely, 2^326383403 is an apocalyptic number.

326383403 is a deficient number, since it is larger than the sum of its proper divisors (1).

326383403 is an equidigital number, since it uses as much as digits as its factorization.

326383403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 32.

The square root of 326383403 is about 18066.0843294832. The cubic root of 326383403 is about 688.5085779839.

The spelling of 326383403 in words is "three hundred twenty-six million, three hundred eighty-three thousand, four hundred three".