13971170867 has 2 divisors, whose sum is σ = 13971170868. Its totient is φ = 13971170866.

The previous prime is 13971170771. The next prime is 13971170887. The reversal of 13971170867 is 76807117931.

13971170867 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 an emirp because it is prime and its reverse (76807117931) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13971170867 - 2¹² = 13971166771 is a prime.

It is not a weakly prime, because it can be changed into another prime (13971170887) 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, 6985585433 + 6985585434.

It is an arithmetic number, because the mean of its divisors is an integer number (6985585434).

Almost surely, 2^13971170867 is an apocalyptic number.

13971170867 is a deficient number, since it is larger than the sum of its proper divisors (1).

13971170867 is an equidigital number, since it uses as much as digits as its factorization.

13971170867 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 444528, while the sum is 50.

The spelling of 13971170867 in words is "thirteen billion, nine hundred seventy-one million, one hundred seventy thousand, eight hundred sixty-seven".