12634967 has 2 divisors, whose sum is σ = 12634968. Its totient is φ = 12634966.

The previous prime is 12634933. The next prime is 12634969. The reversal of 12634967 is 76943621.

12634967 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12634967 - 2⁸ = 12634711 is a prime.

Together with 12634969, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12634967.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12634969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6317483 + 6317484.

It is an arithmetic number, because the mean of its divisors is an integer number (6317484).

Almost surely, 2^12634967 is an apocalyptic number.

12634967 is a deficient number, since it is larger than the sum of its proper divisors (1).

12634967 is an equidigital number, since it uses as much as digits as its factorization.

12634967 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54432, while the sum is 38.

The square root of 12634967 is about 3554.5698755264. The cubic root of 12634967 is about 232.9117350660.

The spelling of 12634967 in words is "twelve million, six hundred thirty-four thousand, nine hundred sixty-seven".