985192163 has 2 divisors, whose sum is σ = 985192164. Its totient is φ = 985192162.

The previous prime is 985192141. The next prime is 985192259. The reversal of 985192163 is 361291589.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 985192163 - 2⁶ = 985192099 is a prime.

It is not a weakly prime, because it can be changed into another prime (985192133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 492596081 + 492596082.

It is an arithmetic number, because the mean of its divisors is an integer number (492596082).

Almost surely, 2^985192163 is an apocalyptic number.

985192163 is a deficient number, since it is larger than the sum of its proper divisors (1).

985192163 is an equidigital number, since it uses as much as digits as its factorization.

985192163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 116640, while the sum is 44.

The square root of 985192163 is about 31387.7709148006. The cubic root of 985192163 is about 995.0394883447.

The spelling of 985192163 in words is "nine hundred eighty-five million, one hundred ninety-two thousand, one hundred sixty-three".