12895853437 has 2 divisors, whose sum is σ = 12895853438. Its totient is φ = 12895853436.

The previous prime is 12895853407. The next prime is 12895853441. The reversal of 12895853437 is 73435859821.

12895853437 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., 11155795641 + 1740057796 = 105621^2 + 41714^2 .

It is a cyclic number.

It is not a de Polignac number, because 12895853437 - 2⁷ = 12895853309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12895853407) 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, 6447926718 + 6447926719.

It is an arithmetic number, because the mean of its divisors is an integer number (6447926719).

Almost surely, 2^12895853437 is an apocalyptic number.

It is an amenable number.

12895853437 is a deficient number, since it is larger than the sum of its proper divisors (1).

12895853437 is an equidigital number, since it uses as much as digits as its factorization.

12895853437 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7257600, while the sum is 55.

The spelling of 12895853437 in words is "twelve billion, eight hundred ninety-five million, eight hundred fifty-three thousand, four hundred thirty-seven".