12967679 has 2 divisors, whose sum is σ = 12967680. Its totient is φ = 12967678.

The previous prime is 12967663. The next prime is 12967687. The reversal of 12967679 is 97676921.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12967679 - 2⁴ = 12967663 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12967609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6483839 + 6483840.

It is an arithmetic number, because the mean of its divisors is an integer number (6483840).

Almost surely, 2^12967679 is an apocalyptic number.

12967679 is a deficient number, since it is larger than the sum of its proper divisors (1).

12967679 is an equidigital number, since it uses as much as digits as its factorization.

12967679 is an evil number, because the sum of its binary digits is even.

The product of its digits is 285768, while the sum is 47.

The square root of 12967679 is about 3601.0663698410. The cubic root of 12967679 is about 234.9384417003.

The spelling of 12967679 in words is "twelve million, nine hundred sixty-seven thousand, six hundred seventy-nine".