12966051 has 16 divisors (see below), whose sum is σ = 19814400. Its totient is φ = 7387968.

The previous prime is 12966007. The next prime is 12966067. The reversal of 12966051 is 15066921.

12966051 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12966051 - 2¹⁰ = 12965027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12966071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9415 + ... + 10703.

It is an arithmetic number, because the mean of its divisors is an integer number (1238400).

Almost surely, 2^12966051 is an apocalyptic number.

12966051 is a deficient number, since it is larger than the sum of its proper divisors (6848349).

12966051 is a wasteful number, since it uses less digits than its factorization.

12966051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1778.

The product of its (nonzero) digits is 3240, while the sum is 30.

The square root of 12966051 is about 3600.8403185923. The cubic root of 12966051 is about 234.9286096712.

The spelling of 12966051 in words is "twelve million, nine hundred sixty-six thousand, fifty-one".