12854853689 has 2 divisors, whose sum is σ = 12854853690. Its totient is φ = 12854853688.

The previous prime is 12854853673. The next prime is 12854853701. The reversal of 12854853689 is 98635845821.

12854853689 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 can be written as a sum of positive squares in only one way, i.e., 10631259664 + 2223594025 = 103108^2 + 47155^2 .

It is an emirp because it is prime and its reverse (98635845821) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12854853689 - 2⁴ = 12854853673 is a prime.

It is not a weakly prime, because it can be changed into another prime (12854853619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6427426844 + 6427426845.

It is an arithmetic number, because the mean of its divisors is an integer number (6427426845).

Almost surely, 2^12854853689 is an apocalyptic number.

It is an amenable number.

12854853689 is a deficient number, since it is larger than the sum of its proper divisors (1).

12854853689 is an equidigital number, since it uses as much as digits as its factorization.

12854853689 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16588800, while the sum is 59.

The spelling of 12854853689 in words is "twelve billion, eight hundred fifty-four million, eight hundred fifty-three thousand, six hundred eighty-nine".