12679677 has 12 divisors (see below), whose sum is σ = 18573984. Its totient is φ = 8333640.

The previous prime is 12679673. The next prime is 12679687. The reversal of 12679677 is 77697621.

It is not a de Polignac number, because 12679677 - 2² = 12679673 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12679673) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9283 + ... + 10560.

It is an arithmetic number, because the mean of its divisors is an integer number (1547832).

Almost surely, 2^12679677 is an apocalyptic number.

It is an amenable number.

12679677 is a deficient number, since it is larger than the sum of its proper divisors (5894307).

12679677 is a wasteful number, since it uses less digits than its factorization.

12679677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19920 (or 19917 counting only the distinct ones).

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

The square root of 12679677 is about 3560.8534089457. The cubic root of 12679677 is about 233.1861382293.

The spelling of 12679677 in words is "twelve million, six hundred seventy-nine thousand, six hundred seventy-seven".