324323431 has 2 divisors, whose sum is σ = 324323432. Its totient is φ = 324323430.

The previous prime is 324323357. The next prime is 324323471. The reversal of 324323431 is 134323423.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 324323431 - 2⁹ = 324322919 is a prime.

It is a super-2 number, since 2×324323431² = 210371375791223522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 324323396 and 324323405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (324323471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162161715 + 162161716.

It is an arithmetic number, because the mean of its divisors is an integer number (162161716).

Almost surely, 2^324323431 is an apocalyptic number.

324323431 is a deficient number, since it is larger than the sum of its proper divisors (1).

324323431 is an equidigital number, since it uses as much as digits as its factorization.

324323431 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 25.

The square root of 324323431 is about 18008.9819534587. The cubic root of 324323431 is about 687.0570103130.

Adding to 324323431 its reverse (134323423), we get a palindrome (458646854).

The spelling of 324323431 in words is "three hundred twenty-four million, three hundred twenty-three thousand, four hundred thirty-one".