12862511 has 2 divisors, whose sum is σ = 12862512. Its totient is φ = 12862510.

The previous prime is 12862483. The next prime is 12862567. The reversal of 12862511 is 11526821.

12862511 is digitally balanced in base 3, 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 12862511 - 2²² = 8668207 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12862111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6431255 + 6431256.

It is an arithmetic number, because the mean of its divisors is an integer number (6431256).

Almost surely, 2^12862511 is an apocalyptic number.

12862511 is a deficient number, since it is larger than the sum of its proper divisors (1).

12862511 is an equidigital number, since it uses as much as digits as its factorization.

12862511 is an evil number, because the sum of its binary digits is even.

The product of its digits is 960, while the sum is 26.

The square root of 12862511 is about 3586.4343016428. The cubic root of 12862511 is about 234.3015993202.

The spelling of 12862511 in words is "twelve million, eight hundred sixty-two thousand, five hundred eleven".