12899 has 2 divisors, whose sum is σ = 12900. Its totient is φ = 12898.

The previous prime is 12893. The next prime is 12907. The reversal of 12899 is 99821.

12899 is nontrivially palindromic in base 4.

12899 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 12899 - 2¹² = 8803 is a prime.

It is a Sophie Germain prime.

It is a plaindrome in base 10.

It is not a weakly prime, because it can be changed into another prime (12893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6449 + 6450.

It is an arithmetic number, because the mean of its divisors is an integer number (6450).

2¹²⁸⁹⁹ is an apocalyptic number.

12899 is a deficient number, since it is larger than the sum of its proper divisors (1).

12899 is an equidigital number, since it uses as much as digits as its factorization.

12899 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1296, while the sum is 29.

The square root of 12899 is about 113.5737645762. The cubic root of 12899 is about 23.4522949550.

The spelling of 12899 in words is "twelve thousand, eight hundred ninety-nine".