12773863 has 2 divisors, whose sum is σ = 12773864. Its totient is φ = 12773862.

The previous prime is 12773861. The next prime is 12773867. The reversal of 12773863 is 36837721.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12773863 - 2¹ = 12773861 is a prime.

Together with 12773861, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12773861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6386931 + 6386932.

It is an arithmetic number, because the mean of its divisors is an integer number (6386932).

Almost surely, 2^12773863 is an apocalyptic number.

12773863 is a deficient number, since it is larger than the sum of its proper divisors (1).

12773863 is an equidigital number, since it uses as much as digits as its factorization.

12773863 is an evil number, because the sum of its binary digits is even.

The product of its digits is 42336, while the sum is 37.

The square root of 12773863 is about 3574.0541406084. The cubic root of 12773863 is about 233.7620917039.

The spelling of 12773863 in words is "twelve million, seven hundred seventy-three thousand, eight hundred sixty-three".