9997163 has 8 divisors (see below), whose sum is σ = 10963200. Its totient is φ = 9040680.

The previous prime is 9997133. The next prime is 9997177. The reversal of 9997163 is 3617999.

It is a happy number.

9997163 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9997163 - 2¹⁰ = 9996139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9997123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95 + ... + 4472.

It is an arithmetic number, because the mean of its divisors is an integer number (1370400).

Almost surely, 2^9997163 is an apocalyptic number.

9997163 is a deficient number, since it is larger than the sum of its proper divisors (966037).

9997163 is a wasteful number, since it uses less digits than its factorization.

9997163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4777.

The product of its digits is 91854, while the sum is 44.

The square root of 9997163 is about 3161.8290592630. The cubic root of 9997163 is about 215.4230933055.

The spelling of 9997163 in words is "nine million, nine hundred ninety-seven thousand, one hundred sixty-three".