12432215207 has 2 divisors, whose sum is σ = 12432215208. Its totient is φ = 12432215206.

The previous prime is 12432215197. The next prime is 12432215219. The reversal of 12432215207 is 70251223421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12432215207 - 2⁶ = 12432215143 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12432215207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12632215207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6216107603 + 6216107604.

It is an arithmetic number, because the mean of its divisors is an integer number (6216107604).

Almost surely, 2^12432215207 is an apocalyptic number.

12432215207 is a deficient number, since it is larger than the sum of its proper divisors (1).

12432215207 is an equidigital number, since it uses as much as digits as its factorization.

12432215207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6720, while the sum is 29.

Adding to 12432215207 its reverse (70251223421), we get a palindrome (82683438628).

The spelling of 12432215207 in words is "twelve billion, four hundred thirty-two million, two hundred fifteen thousand, two hundred seven".