12785041163 has 2 divisors, whose sum is σ = 12785041164. Its totient is φ = 12785041162.

The previous prime is 12785041151. The next prime is 12785041183. The reversal of 12785041163 is 36114058721.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12785041163 - 2⁶ = 12785041099 is a prime.

It is not a weakly prime, because it can be changed into another prime (12785041133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6392520581 + 6392520582.

It is an arithmetic number, because the mean of its divisors is an integer number (6392520582).

Almost surely, 2^12785041163 is an apocalyptic number.

12785041163 is a deficient number, since it is larger than the sum of its proper divisors (1).

12785041163 is an equidigital number, since it uses as much as digits as its factorization.

12785041163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40320, while the sum is 38.

Adding to 12785041163 its reverse (36114058721), we get a palindrome (48899099884).

The spelling of 12785041163 in words is "twelve billion, seven hundred eighty-five million, forty-one thousand, one hundred sixty-three".