12403204003 has 2 divisors, whose sum is σ = 12403204004. Its totient is φ = 12403204002.

The previous prime is 12403203991. The next prime is 12403204007. The reversal of 12403204003 is 30040230421.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12403204003 is a prime.

It is not a weakly prime, because it can be changed into another prime (12403204007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6201602001 + 6201602002.

It is an arithmetic number, because the mean of its divisors is an integer number (6201602002).

Almost surely, 2^12403204003 is an apocalyptic number.

12403204003 is a deficient number, since it is larger than the sum of its proper divisors (1).

12403204003 is an equidigital number, since it uses as much as digits as its factorization.

12403204003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 12403204003 its reverse (30040230421), we get a palindrome (42443434424).

The spelling of 12403204003 in words is "twelve billion, four hundred three million, two hundred four thousand, three".