12988966 has 8 divisors (see below), whose sum is σ = 19502280. Its totient is φ = 6488208.

The previous prime is 12988957. The next prime is 12989017. The reversal of 12988966 is 66988921.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 130 + ... + 5098.

It is an arithmetic number, because the mean of its divisors is an integer number (2437785).

Almost surely, 2^12988966 is an apocalyptic number.

12988966 is a deficient number, since it is larger than the sum of its proper divisors (6513314).

12988966 is a wasteful number, since it uses less digits than its factorization.

12988966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6278.

The product of its digits is 373248, while the sum is 49.

The square root of 12988966 is about 3604.0208101508. The cubic root of 12988966 is about 235.0669252574.

The spelling of 12988966 in words is "twelve million, nine hundred eighty-eight thousand, nine hundred sixty-six".