14221171 has 2 divisors, whose sum is σ = 14221172. Its totient is φ = 14221170.

The previous prime is 14221159. The next prime is 14221211. The reversal of 14221171 is 17112241.

14221171 is nontrivially palindromic in base 15.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14221171 - 2¹⁵ = 14188403 is a prime.

It is a super-2 number, since 2×14221171² = 404483409222482, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (14221771) 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, 7110585 + 7110586.

It is an arithmetic number, because the mean of its divisors is an integer number (7110586).

Almost surely, 2^14221171 is an apocalyptic number.

14221171 is a deficient number, since it is larger than the sum of its proper divisors (1).

14221171 is an equidigital number, since it uses as much as digits as its factorization.

14221171 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 112, while the sum is 19.

The square root of 14221171 is about 3771.0967900599. The cubic root of 14221171 is about 242.2767761965.

The spelling of 14221171 in words is "fourteen million, two hundred twenty-one thousand, one hundred seventy-one".