12777008 has 20 divisors (see below), whose sum is σ = 24873408. Its totient is φ = 6358080.

The previous prime is 12776993. The next prime is 12777041. The reversal of 12777008 is 80077721.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1778 + ... + 5358.

Almost surely, 2^12777008 is an apocalyptic number.

It is an amenable number.

12777008 is a deficient number, since it is larger than the sum of its proper divisors (12096400).

12777008 is a wasteful number, since it uses less digits than its factorization.

12777008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3812 (or 3806 counting only the distinct ones).

The product of its (nonzero) digits is 5488, while the sum is 32.

The square root of 12777008 is about 3574.4940900776. The cubic root of 12777008 is about 233.7812746624.

The spelling of 12777008 in words is "twelve million, seven hundred seventy-seven thousand, eight".