12433234447 has 2 divisors, whose sum is σ = 12433234448. Its totient is φ = 12433234446.

The previous prime is 12433234423. The next prime is 12433234481. The reversal of 12433234447 is 74443233421.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12433234447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12433234417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6216617223 + 6216617224.

It is an arithmetic number, because the mean of its divisors is an integer number (6216617224).

Almost surely, 2^12433234447 is an apocalyptic number.

12433234447 is a deficient number, since it is larger than the sum of its proper divisors (1).

12433234447 is an equidigital number, since it uses as much as digits as its factorization.

12433234447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 193536, while the sum is 37.

Adding to 12433234447 its reverse (74443233421), we get a palindrome (86876467868).

The spelling of 12433234447 in words is "twelve billion, four hundred thirty-three million, two hundred thirty-four thousand, four hundred forty-seven".