12266929 has 2 divisors, whose sum is σ = 12266930. Its totient is φ = 12266928.

The previous prime is 12266927. The next prime is 12266939. The reversal of 12266929 is 92966221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11888704 + 378225 = 3448^2 + 615^2 .

It is a cyclic number.

It is not a de Polignac number, because 12266929 - 2¹ = 12266927 is a prime.

Together with 12266927, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12266923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6133464 + 6133465.

It is an arithmetic number, because the mean of its divisors is an integer number (6133465).

Almost surely, 2^12266929 is an apocalyptic number.

It is an amenable number.

12266929 is a deficient number, since it is larger than the sum of its proper divisors (1).

12266929 is an equidigital number, since it uses as much as digits as its factorization.

12266929 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23328, while the sum is 37.

The square root of 12266929 is about 3502.4175936059. The cubic root of 12266929 is about 230.6279563030.

The spelling of 12266929 in words is "twelve million, two hundred sixty-six thousand, nine hundred twenty-nine".