12679767 has 16 divisors (see below), whose sum is σ = 18869760. Its totient is φ = 8415000.

The previous prime is 12679759. The next prime is 12679769. The reversal of 12679767 is 76797621.

12679767 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12679767 - 2³ = 12679759 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12679769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5842 + ... + 7712.

It is an arithmetic number, because the mean of its divisors is an integer number (1179360).

Almost surely, 2^12679767 is an apocalyptic number.

12679767 is a deficient number, since it is larger than the sum of its proper divisors (6189993).

12679767 is a wasteful number, since it uses less digits than its factorization.

12679767 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2131 (or 2125 counting only the distinct ones).

The product of its digits is 222264, while the sum is 45.

The square root of 12679767 is about 3560.8660463432. The cubic root of 12679767 is about 233.1866899443.

The spelling of 12679767 in words is "twelve million, six hundred seventy-nine thousand, seven hundred sixty-seven".