12463813 has 2 divisors, whose sum is σ = 12463814. Its totient is φ = 12463812.

The previous prime is 12463799. The next prime is 12463817. The reversal of 12463813 is 31836421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12264004 + 199809 = 3502^2 + 447^2 .

It is a cyclic number.

It is not a de Polignac number, because 12463813 - 2¹⁷ = 12332741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12463817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6231906 + 6231907.

It is an arithmetic number, because the mean of its divisors is an integer number (6231907).

Almost surely, 2^12463813 is an apocalyptic number.

It is an amenable number.

12463813 is a deficient number, since it is larger than the sum of its proper divisors (1).

12463813 is an equidigital number, since it uses as much as digits as its factorization.

12463813 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 28.

The square root of 12463813 is about 3530.4125821212. The cubic root of 12463813 is about 231.8552716534.

The spelling of 12463813 in words is "twelve million, four hundred sixty-three thousand, eight hundred thirteen".