12660716 has 12 divisors (see below), whose sum is σ = 23459688. Its totient is φ = 5957952.

The previous prime is 12660671. The next prime is 12660721. The reversal of 12660716 is 61706621.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93026 + ... + 93161.

It is an arithmetic number, because the mean of its divisors is an integer number (1954974).

Almost surely, 2^12660716 is an apocalyptic number.

It is an amenable number.

12660716 is a deficient number, since it is larger than the sum of its proper divisors (10798972).

12660716 is a wasteful number, since it uses less digits than its factorization.

12660716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186208 (or 186206 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 12660716 is about 3558.1899893064. The cubic root of 12660716 is about 233.0698458842.

The spelling of 12660716 in words is "twelve million, six hundred sixty thousand, seven hundred sixteen".