12966267 has 4 divisors (see below), whose sum is σ = 17288360. Its totient is φ = 8644176.

The previous prime is 12966241. The next prime is 12966269. The reversal of 12966267 is 76266921.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 12966267 - 2⁷ = 12966139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12966269) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2161042 + ... + 2161047.

It is an arithmetic number, because the mean of its divisors is an integer number (4322090).

Almost surely, 2^12966267 is an apocalyptic number.

12966267 is a deficient number, since it is larger than the sum of its proper divisors (4322093).

12966267 is an equidigital number, since it uses as much as digits as its factorization.

12966267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4322092.

The product of its digits is 54432, while the sum is 39.

The square root of 12966267 is about 3600.8703114664. The cubic root of 12966267 is about 234.9299142138.

The spelling of 12966267 in words is "twelve million, nine hundred sixty-six thousand, two hundred sixty-seven".