12789163 has 2 divisors, whose sum is σ = 12789164. Its totient is φ = 12789162.

The previous prime is 12789149. The next prime is 12789167. The reversal of 12789163 is 36198721.

12789163 is digitally balanced in base 2, 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 a de Polignac number, because none of the positive numbers 2^k-12789163 is a prime.

It is not a weakly prime, because it can be changed into another prime (12789167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6394581 + 6394582.

It is an arithmetic number, because the mean of its divisors is an integer number (6394582).

Almost surely, 2^12789163 is an apocalyptic number.

12789163 is a deficient number, since it is larger than the sum of its proper divisors (1).

12789163 is an equidigital number, since it uses as much as digits as its factorization.

12789163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18144, while the sum is 37.

The square root of 12789163 is about 3576.1939265090. The cubic root of 12789163 is about 233.8553846256.

The spelling of 12789163 in words is "twelve million, seven hundred eighty-nine thousand, one hundred sixty-three".