12886963 has 2 divisors, whose sum is σ = 12886964. Its totient is φ = 12886962.

The previous prime is 12886949. The next prime is 12886967. The reversal of 12886963 is 36968821.

12886963 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12886963 - 2⁵ = 12886931 is a prime.

It is not a weakly prime, because it can be changed into another prime (12886967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6443481 + 6443482.

It is an arithmetic number, because the mean of its divisors is an integer number (6443482).

Almost surely, 2^12886963 is an apocalyptic number.

12886963 is a deficient number, since it is larger than the sum of its proper divisors (1).

12886963 is an equidigital number, since it uses as much as digits as its factorization.

12886963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 124416, while the sum is 43.

The square root of 12886963 is about 3589.8416399613. The cubic root of 12886963 is about 234.4499766761.

The spelling of 12886963 in words is "twelve million, eight hundred eighty-six thousand, nine hundred sixty-three".