13895856907 has 2 divisors, whose sum is σ = 13895856908. Its totient is φ = 13895856906.

The previous prime is 13895856839. The next prime is 13895856911. The reversal of 13895856907 is 70965859831.

13895856907 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 a de Polignac number, because none of the positive numbers 2^k-13895856907 is a prime.

It is not a weakly prime, because it can be changed into another prime (13895856977) 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, 6947928453 + 6947928454.

It is an arithmetic number, because the mean of its divisors is an integer number (6947928454).

Almost surely, 2^13895856907 is an apocalyptic number.

13895856907 is a deficient number, since it is larger than the sum of its proper divisors (1).

13895856907 is an equidigital number, since it uses as much as digits as its factorization.

13895856907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16329600, while the sum is 61.

The spelling of 13895856907 in words is "thirteen billion, eight hundred ninety-five million, eight hundred fifty-six thousand, nine hundred seven".