12225732679 has 2 divisors, whose sum is σ = 12225732680. Its totient is φ = 12225732678.

The previous prime is 12225732677. The next prime is 12225732707. The reversal of 12225732679 is 97623752221.

12225732679 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12225732679 - 2¹ = 12225732677 is a prime.

Together with 12225732677, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12225732677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6112866339 + 6112866340.

It is an arithmetic number, because the mean of its divisors is an integer number (6112866340).

Almost surely, 2^12225732679 is an apocalyptic number.

12225732679 is a deficient number, since it is larger than the sum of its proper divisors (1).

12225732679 is an equidigital number, since it uses as much as digits as its factorization.

12225732679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 635040, while the sum is 46.

The spelling of 12225732679 in words is "twelve billion, two hundred twenty-five million, seven hundred thirty-two thousand, six hundred seventy-nine".