12253949 has 2 divisors, whose sum is σ = 12253950. Its totient is φ = 12253948.

The previous prime is 12253937. The next prime is 12254023. The reversal of 12253949 is 94935221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12201049 + 52900 = 3493^2 + 230^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12253949 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 (12253249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6126974 + 6126975.

It is an arithmetic number, because the mean of its divisors is an integer number (6126975).

Almost surely, 2^12253949 is an apocalyptic number.

It is an amenable number.

12253949 is a deficient number, since it is larger than the sum of its proper divisors (1).

12253949 is an equidigital number, since it uses as much as digits as its factorization.

12253949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19440, while the sum is 35.

The square root of 12253949 is about 3500.5640973992. The cubic root of 12253949 is about 230.5465828436.

The spelling of 12253949 in words is "twelve million, two hundred fifty-three thousand, nine hundred forty-nine".