12452249 has 2 divisors, whose sum is σ = 12452250. Its totient is φ = 12452248.

The previous prime is 12452221. The next prime is 12452263. The reversal of 12452249 is 94225421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8323225 + 4129024 = 2885^2 + 2032^2 .

It is a cyclic number.

It is not a de Polignac number, because 12452249 - 2¹² = 12448153 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (12452149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6226124 + 6226125.

It is an arithmetic number, because the mean of its divisors is an integer number (6226125).

Almost surely, 2^12452249 is an apocalyptic number.

It is an amenable number.

12452249 is a deficient number, since it is larger than the sum of its proper divisors (1).

12452249 is an equidigital number, since it uses as much as digits as its factorization.

12452249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5760, while the sum is 29.

The square root of 12452249 is about 3528.7744331425. The cubic root of 12452249 is about 231.7835438979.

The spelling of 12452249 in words is "twelve million, four hundred fifty-two thousand, two hundred forty-nine".