9989953163 has 2 divisors, whose sum is σ = 9989953164. Its totient is φ = 9989953162.

The previous prime is 9989953157. The next prime is 9989953229. The reversal of 9989953163 is 3613599899.

9989953163 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9989953163 - 2¹⁴ = 9989936779 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 9989953096 and 9989953105.

It is not a weakly prime, because it can be changed into another prime (9989953153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4994976581 + 4994976582.

It is an arithmetic number, because the mean of its divisors is an integer number (4994976582).

Almost surely, 2^9989953163 is an apocalyptic number.

9989953163 is a deficient number, since it is larger than the sum of its proper divisors (1).

9989953163 is an equidigital number, since it uses as much as digits as its factorization.

9989953163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14171760, while the sum is 62.

The square root of 9989953163 is about 99949.7531912911. The cubic root of 9989953163 is about 2153.7129397957.

The spelling of 9989953163 in words is "nine billion, nine hundred eighty-nine million, nine hundred fifty-three thousand, one hundred sixty-three".