12244747 has 2 divisors, whose sum is σ = 12244748. Its totient is φ = 12244746.

The previous prime is 12244711. The next prime is 12244753. The reversal of 12244747 is 74744221.

12244747 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 not a de Polignac number, because 12244747 - 2⁷ = 12244619 is a prime.

It is not a weakly prime, because it can be changed into another prime (12244147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6122373 + 6122374.

It is an arithmetic number, because the mean of its divisors is an integer number (6122374).

Almost surely, 2^12244747 is an apocalyptic number.

12244747 is a deficient number, since it is larger than the sum of its proper divisors (1).

12244747 is an equidigital number, since it uses as much as digits as its factorization.

12244747 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12544, while the sum is 31.

The square root of 12244747 is about 3499.2494909623. The cubic root of 12244747 is about 230.4888593860.

Adding to 12244747 its reverse (74744221), we get a palindrome (86988968).

The spelling of 12244747 in words is "twelve million, two hundred forty-four thousand, seven hundred forty-seven".