12259211 has 2 divisors, whose sum is σ = 12259212. Its totient is φ = 12259210.

The previous prime is 12259201. The next prime is 12259213. The reversal of 12259211 is 11295221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12259211 - 2²² = 8064907 is a prime.

Together with 12259213, it forms a pair of twin primes.

It is a Chen prime.

It is a plaindrome in base 15.

It is not a weakly prime, because it can be changed into another prime (12259213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6129605 + 6129606.

It is an arithmetic number, because the mean of its divisors is an integer number (6129606).

Almost surely, 2^12259211 is an apocalyptic number.

12259211 is a deficient number, since it is larger than the sum of its proper divisors (1).

12259211 is an equidigital number, since it uses as much as digits as its factorization.

12259211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 360, while the sum is 23.

The square root of 12259211 is about 3501.3156098815. The cubic root of 12259211 is about 230.5795779897.

The spelling of 12259211 in words is "twelve million, two hundred fifty-nine thousand, two hundred eleven".