12324402403 has 4 divisors (see below), whose sum is σ = 12325747320. Its totient is φ = 12323057488.

The previous prime is 12324402373. The next prime is 12324402413. The reversal of 12324402403 is 30420442321.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12324402403 - 2¹³ = 12324394211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12324402413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 658618 + ... + 677071.

It is an arithmetic number, because the mean of its divisors is an integer number (3081436830).

Almost surely, 2^12324402403 is an apocalyptic number.

12324402403 is a deficient number, since it is larger than the sum of its proper divisors (1344917).

12324402403 is an equidigital number, since it uses as much as digits as its factorization.

12324402403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1344916.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 12324402403 its reverse (30420442321), we get a palindrome (42744844724).

The spelling of 12324402403 in words is "twelve billion, three hundred twenty-four million, four hundred two thousand, four hundred three".