12424771 has 2 divisors, whose sum is σ = 12424772. Its totient is φ = 12424770.

The previous prime is 12424723. The next prime is 12424777. The reversal of 12424771 is 17742421.

12424771 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 is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12424771 is a prime.

It is not a weakly prime, because it can be changed into another prime (12424777) 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, 6212385 + 6212386.

It is an arithmetic number, because the mean of its divisors is an integer number (6212386).

Almost surely, 2^12424771 is an apocalyptic number.

12424771 is a deficient number, since it is larger than the sum of its proper divisors (1).

12424771 is an equidigital number, since it uses as much as digits as its factorization.

12424771 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3136, while the sum is 28.

The square root of 12424771 is about 3524.8788631668. The cubic root of 12424771 is about 231.6129284347.

The spelling of 12424771 in words is "twelve million, four hundred twenty-four thousand, seven hundred seventy-one".