12747916 has 6 divisors (see below), whose sum is σ = 22308860. Its totient is φ = 6373956.

The previous prime is 12747901. The next prime is 12747937. The reversal of 12747916 is 61974721.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1593486 + ... + 1593493.

Almost surely, 2^12747916 is an apocalyptic number.

It is an amenable number.

12747916 is a deficient number, since it is larger than the sum of its proper divisors (9560944).

12747916 is a wasteful number, since it uses less digits than its factorization.

12747916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3186983 (or 3186981 counting only the distinct ones).

The product of its digits is 21168, while the sum is 37.

The square root of 12747916 is about 3570.4223839764. The cubic root of 12747916 is about 233.6037074457.

The spelling of 12747916 in words is "twelve million, seven hundred forty-seven thousand, nine hundred sixteen".