13864171 has 2 divisors, whose sum is σ = 13864172. Its totient is φ = 13864170.

The previous prime is 13864139. The next prime is 13864219. The reversal of 13864171 is 17146831.

13864171 is digitally balanced in base 3, 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 13864171 - 2⁵ = 13864139 is a prime.

It is not a weakly prime, because it can be changed into another prime (13864121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6932085 + 6932086.

It is an arithmetic number, because the mean of its divisors is an integer number (6932086).

Almost surely, 2^13864171 is an apocalyptic number.

13864171 is a deficient number, since it is larger than the sum of its proper divisors (1).

13864171 is an equidigital number, since it uses as much as digits as its factorization.

13864171 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4032, while the sum is 31.

The square root of 13864171 is about 3723.4622329225. The cubic root of 13864171 is about 240.2322462493.

The spelling of 13864171 in words is "thirteen million, eight hundred sixty-four thousand, one hundred seventy-one".