12612679 has 2 divisors, whose sum is σ = 12612680. Its totient is φ = 12612678.

The previous prime is 12612571. The next prime is 12612703. The reversal of 12612679 is 97621621.

12612679 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (97621621) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12612679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12622679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6306339 + 6306340.

It is an arithmetic number, because the mean of its divisors is an integer number (6306340).

Almost surely, 2^12612679 is an apocalyptic number.

12612679 is a deficient number, since it is larger than the sum of its proper divisors (1).

12612679 is an equidigital number, since it uses as much as digits as its factorization.

12612679 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 34.

The square root of 12612679 is about 3551.4333725976. The cubic root of 12612679 is about 232.7747028621.

The spelling of 12612679 in words is "twelve million, six hundred twelve thousand, six hundred seventy-nine".