12283457 has 2 divisors, whose sum is σ = 12283458. Its totient is φ = 12283456.

The previous prime is 12283441. The next prime is 12283459. The reversal of 12283457 is 75438221.

12283457 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11082241 + 1201216 = 3329^2 + 1096^2 .

It is a cyclic number.

It is not a de Polignac number, because 12283457 - 2⁴ = 12283441 is a prime.

Together with 12283459, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12283459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6141728 + 6141729.

It is an arithmetic number, because the mean of its divisors is an integer number (6141729).

Almost surely, 2^12283457 is an apocalyptic number.

It is an amenable number.

12283457 is a deficient number, since it is larger than the sum of its proper divisors (1).

12283457 is an equidigital number, since it uses as much as digits as its factorization.

12283457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13440, while the sum is 32.

The square root of 12283457 is about 3504.7763124057. The cubic root of 12283457 is about 230.7314896371.

The spelling of 12283457 in words is "twelve million, two hundred eighty-three thousand, four hundred fifty-seven".