12268957 has 2 divisors, whose sum is σ = 12268958. Its totient is φ = 12268956.

The previous prime is 12268939. The next prime is 12268961. The reversal of 12268957 is 75986221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7650756 + 4618201 = 2766^2 + 2149^2 .

It is an emirp because it is prime and its reverse (75986221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12268957 - 2⁷ = 12268829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12268967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6134478 + 6134479.

It is an arithmetic number, because the mean of its divisors is an integer number (6134479).

Almost surely, 2^12268957 is an apocalyptic number.

It is an amenable number.

12268957 is a deficient number, since it is larger than the sum of its proper divisors (1).

12268957 is an equidigital number, since it uses as much as digits as its factorization.

12268957 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60480, while the sum is 40.

The square root of 12268957 is about 3502.7070959474. The cubic root of 12268957 is about 230.6406649367.

It can be divided in two parts, 12268 and 957, that added together give a square (13225 = 115²).

The spelling of 12268957 in words is "twelve million, two hundred sixty-eight thousand, nine hundred fifty-seven".