12304403 has 2 divisors, whose sum is σ = 12304404. Its totient is φ = 12304402.

The previous prime is 12304373. The next prime is 12304421. The reversal of 12304403 is 30440321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12304403 - 2¹² = 12300307 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12304433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6152201 + 6152202.

It is an arithmetic number, because the mean of its divisors is an integer number (6152202).

Almost surely, 2^12304403 is an apocalyptic number.

12304403 is a deficient number, since it is larger than the sum of its proper divisors (1).

12304403 is an equidigital number, since it uses as much as digits as its factorization.

12304403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 12304403 is about 3507.7632474271. The cubic root of 12304403 is about 230.8625645000.

Adding to 12304403 its reverse (30440321), we get a palindrome (42744724).

The spelling of 12304403 in words is "twelve million, three hundred four thousand, four hundred three".