12763859 has 2 divisors, whose sum is σ = 12763860. Its totient is φ = 12763858.

The previous prime is 12763841. The next prime is 12763897. The reversal of 12763859 is 95836721.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12763859 - 2⁸ = 12763603 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12763559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6381929 + 6381930.

It is an arithmetic number, because the mean of its divisors is an integer number (6381930).

Almost surely, 2^12763859 is an apocalyptic number.

12763859 is a deficient number, since it is larger than the sum of its proper divisors (1).

12763859 is an equidigital number, since it uses as much as digits as its factorization.

12763859 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90720, while the sum is 41.

The square root of 12763859 is about 3572.6543353647. The cubic root of 12763859 is about 233.7010512622.

The spelling of 12763859 in words is "twelve million, seven hundred sixty-three thousand, eight hundred fifty-nine".