324431113403 has 2 divisors, whose sum is σ = 324431113404. Its totient is φ = 324431113402.

The previous prime is 324431113399. The next prime is 324431113469. The reversal of 324431113403 is 304311134423.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 324431113403 - 2² = 324431113399 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (324431113493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162215556701 + 162215556702.

It is an arithmetic number, because the mean of its divisors is an integer number (162215556702).

Almost surely, 2^324431113403 is an apocalyptic number.

324431113403 is a deficient number, since it is larger than the sum of its proper divisors (1).

324431113403 is an equidigital number, since it uses as much as digits as its factorization.

324431113403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 324431113403 its reverse (304311134423), we get a palindrome (628742247826).

The spelling of 324431113403 in words is "three hundred twenty-four billion, four hundred thirty-one million, one hundred thirteen thousand, four hundred three".