12966745 has 16 divisors (see below), whose sum is σ = 17055360. Its totient is φ = 9385600.

The previous prime is 12966731. The next prime is 12966791. The reversal of 12966745 is 54766921.

It is not a de Polignac number, because 12966745 - 2⁷ = 12966617 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12966698 and 12966707.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15036 + ... + 15874.

It is an arithmetic number, because the mean of its divisors is an integer number (1065960).

Almost surely, 2^12966745 is an apocalyptic number.

It is an amenable number.

12966745 is a deficient number, since it is larger than the sum of its proper divisors (4088615).

12966745 is a wasteful number, since it uses less digits than its factorization.

12966745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1136.

The product of its digits is 90720, while the sum is 40.

The square root of 12966745 is about 3600.9366836977. The cubic root of 12966745 is about 234.9328010668.

The spelling of 12966745 in words is "twelve million, nine hundred sixty-six thousand, seven hundred forty-five".