12406463 has 2 divisors, whose sum is σ = 12406464. Its totient is φ = 12406462.

The previous prime is 12406451. The next prime is 12406483. The reversal of 12406463 is 36460421.

It is a weak prime.

It is an emirp because it is prime and its reverse (36460421) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12406463 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12406483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6203231 + 6203232.

It is an arithmetic number, because the mean of its divisors is an integer number (6203232).

Almost surely, 2^12406463 is an apocalyptic number.

12406463 is a deficient number, since it is larger than the sum of its proper divisors (1).

12406463 is an equidigital number, since it uses as much as digits as its factorization.

12406463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 12406463 is about 3522.2809371201. The cubic root of 12406463 is about 231.4991113420.

Adding to 12406463 its reverse (36460421), we get a palindrome (48866884).

The spelling of 12406463 in words is "twelve million, four hundred six thousand, four hundred sixty-three".