12866011 has 2 divisors, whose sum is σ = 12866012. Its totient is φ = 12866010.

The previous prime is 12865999. The next prime is 12866041. The reversal of 12866011 is 11066821.

12866011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12866011 - 2⁷ = 12865883 is a prime.

It is not a weakly prime, because it can be changed into another prime (12866041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6433005 + 6433006.

It is an arithmetic number, because the mean of its divisors is an integer number (6433006).

Almost surely, 2^12866011 is an apocalyptic number.

12866011 is a deficient number, since it is larger than the sum of its proper divisors (1).

12866011 is an equidigital number, since it uses as much as digits as its factorization.

12866011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 25.

The square root of 12866011 is about 3586.9222182813. The cubic root of 12866011 is about 234.3228492205.

The spelling of 12866011 in words is "twelve million, eight hundred sixty-six thousand, eleven".