12416189 has 2 divisors, whose sum is σ = 12416190. Its totient is φ = 12416188.

The previous prime is 12416167. The next prime is 12416191. The reversal of 12416189 is 98161421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9872164 + 2544025 = 3142^2 + 1595^2 .

It is a cyclic number.

It is not a de Polignac number, because 12416189 - 2²⁰ = 11367613 is a prime.

Together with 12416191, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12416119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6208094 + 6208095.

It is an arithmetic number, because the mean of its divisors is an integer number (6208095).

Almost surely, 2^12416189 is an apocalyptic number.

It is an amenable number.

12416189 is a deficient number, since it is larger than the sum of its proper divisors (1).

12416189 is an equidigital number, since it uses as much as digits as its factorization.

12416189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 32.

The square root of 12416189 is about 3523.6613060849. The cubic root of 12416189 is about 231.5595898266.

The spelling of 12416189 in words is "twelve million, four hundred sixteen thousand, one hundred eighty-nine".