2166163063 has 2 divisors, whose sum is σ = 2166163064. Its totient is φ = 2166163062.

The previous prime is 2166163049. The next prime is 2166163067. The reversal of 2166163063 is 3603616612.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2166163063 - 2⁵ = 2166163031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2166163067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1083081531 + 1083081532.

It is an arithmetic number, because the mean of its divisors is an integer number (1083081532).

Almost surely, 2^2166163063 is an apocalyptic number.

2166163063 is a deficient number, since it is larger than the sum of its proper divisors (1).

2166163063 is an equidigital number, since it uses as much as digits as its factorization.

2166163063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 34.

The square root of 2166163063 is about 46542.0569270418. The cubic root of 2166163063 is about 1293.8890832979.

Adding to 2166163063 its reverse (3603616612), we get a palindrome (5769779675).

The spelling of 2166163063 in words is "two billion, one hundred sixty-six million, one hundred sixty-three thousand, sixty-three".