12777652 has 12 divisors (see below), whose sum is σ = 23537920. Its totient is φ = 6052536.

The previous prime is 12777649. The next prime is 12777679. The reversal of 12777652 is 25677721.

12777652 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83988 + ... + 84139.

Almost surely, 2^12777652 is an apocalyptic number.

It is an amenable number.

12777652 is a deficient number, since it is larger than the sum of its proper divisors (10760268).

12777652 is a wasteful number, since it uses less digits than its factorization.

12777652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168150 (or 168148 counting only the distinct ones).

The product of its digits is 41160, while the sum is 37.

The square root of 12777652 is about 3574.5841716205. The cubic root of 12777652 is about 233.7852023584.

The spelling of 12777652 in words is "twelve million, seven hundred seventy-seven thousand, six hundred fifty-two".