12299957 has 2 divisors, whose sum is σ = 12299958. Its totient is φ = 12299956.

The previous prime is 12299953. The next prime is 12299977. The reversal of 12299957 is 75999221.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12292036 + 7921 = 3506^2 + 89^2 .

It is a cyclic number.

It is not a de Polignac number, because 12299957 - 2² = 12299953 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12299953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6149978 + 6149979.

It is an arithmetic number, because the mean of its divisors is an integer number (6149979).

Almost surely, 2^12299957 is an apocalyptic number.

It is an amenable number.

12299957 is a deficient number, since it is larger than the sum of its proper divisors (1).

12299957 is an equidigital number, since it uses as much as digits as its factorization.

12299957 is an evil number, because the sum of its binary digits is even.

The product of its digits is 102060, while the sum is 44.

The square root of 12299957 is about 3507.1294529857. The cubic root of 12299957 is about 230.8347549803.

The spelling of 12299957 in words is "twelve million, two hundred ninety-nine thousand, nine hundred fifty-seven".