12445746107 has 2 divisors, whose sum is σ = 12445746108. Its totient is φ = 12445746106.

The previous prime is 12445746101. The next prime is 12445746119. The reversal of 12445746107 is 70164754421.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12445746107 is a prime.

It is not a weakly prime, because it can be changed into another prime (12445746101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6222873053 + 6222873054.

It is an arithmetic number, because the mean of its divisors is an integer number (6222873054).

Almost surely, 2^12445746107 is an apocalyptic number.

12445746107 is a deficient number, since it is larger than the sum of its proper divisors (1).

12445746107 is an equidigital number, since it uses as much as digits as its factorization.

12445746107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 188160, while the sum is 41.

The spelling of 12445746107 in words is "twelve billion, four hundred forty-five million, seven hundred forty-six thousand, one hundred seven".