12253247 has 2 divisors, whose sum is σ = 12253248. Its totient is φ = 12253246.

The previous prime is 12253217. The next prime is 12253249. The reversal of 12253247 is 74235221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12253247 - 2¹² = 12249151 is a prime.

Together with 12253249, it forms a pair of twin primes.

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, 6126623 + 6126624.

It is an arithmetic number, because the mean of its divisors is an integer number (6126624).

Almost surely, 2^12253247 is an apocalyptic number.

12253247 is a deficient number, since it is larger than the sum of its proper divisors (1).

12253247 is an equidigital number, since it uses as much as digits as its factorization.

12253247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3360, while the sum is 26.

The square root of 12253247 is about 3500.4638264093. The cubic root of 12253247 is about 230.5421802685.

Adding to 12253247 its reverse (74235221), we get a palindrome (86488468).

The spelling of 12253247 in words is "twelve million, two hundred fifty-three thousand, two hundred forty-seven".