14166121 has 2 divisors, whose sum is σ = 14166122. Its totient is φ = 14166120.

The previous prime is 14166107. The next prime is 14166149. The reversal of 14166121 is 12166141.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8620096 + 5546025 = 2936^2 + 2355^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14166121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14166092 and 14166101.

It is not a weakly prime, because it can be changed into another prime (14166421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7083060 + 7083061.

It is an arithmetic number, because the mean of its divisors is an integer number (7083061).

Almost surely, 2^14166121 is an apocalyptic number.

It is an amenable number.

14166121 is a deficient number, since it is larger than the sum of its proper divisors (1).

14166121 is an equidigital number, since it uses as much as digits as its factorization.

14166121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 288, while the sum is 22.

The square root of 14166121 is about 3763.7907752690. The cubic root of 14166121 is about 241.9637550162.

The spelling of 14166121 in words is "fourteen million, one hundred sixty-six thousand, one hundred twenty-one".