12266237 has 2 divisors, whose sum is σ = 12266238. Its totient is φ = 12266236.

The previous prime is 12266213. The next prime is 12266249. The reversal of 12266237 is 73266221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6911641 + 5354596 = 2629^2 + 2314^2 .

It is a cyclic number.

It is not a de Polignac number, because 12266237 - 2¹⁸ = 12004093 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12566237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6133118 + 6133119.

It is an arithmetic number, because the mean of its divisors is an integer number (6133119).

Almost surely, 2^12266237 is an apocalyptic number.

It is an amenable number.

12266237 is a deficient number, since it is larger than the sum of its proper divisors (1).

12266237 is an equidigital number, since it uses as much as digits as its factorization.

12266237 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 29.

The square root of 12266237 is about 3502.3188033073. The cubic root of 12266237 is about 230.6236195059.

The spelling of 12266237 in words is "twelve million, two hundred sixty-six thousand, two hundred thirty-seven".