12886499 has 2 divisors, whose sum is σ = 12886500. Its totient is φ = 12886498.

The previous prime is 12886487. The next prime is 12886553. The reversal of 12886499 is 99468821.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12886499 - 2¹⁶ = 12820963 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12886439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6443249 + 6443250.

It is an arithmetic number, because the mean of its divisors is an integer number (6443250).

Almost surely, 2^12886499 is an apocalyptic number.

12886499 is a deficient number, since it is larger than the sum of its proper divisors (1).

12886499 is an equidigital number, since it uses as much as digits as its factorization.

12886499 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 248832, while the sum is 47.

The square root of 12886499 is about 3589.7770125733. Note that the first 3 decimals coincide. The cubic root of 12886499 is about 234.4471628221.

The spelling of 12886499 in words is "twelve million, eight hundred eighty-six thousand, four hundred ninety-nine".