9916169 has 2 divisors, whose sum is σ = 9916170. Its totient is φ = 9916168.

The previous prime is 9916163. The next prime is 9916177. The reversal of 9916169 is 9616199.

9916169 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 can be written as a sum of positive squares in only one way, i.e., 9765625 + 150544 = 3125^2 + 388^2 .

It is an emirp because it is prime and its reverse (9616199) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9916169 is a prime.

It is a super-2 number, since 2×9916169² = 196660815273122, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (9916163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4958084 + 4958085.

It is an arithmetic number, because the mean of its divisors is an integer number (4958085).

Almost surely, 2^9916169 is an apocalyptic number.

It is an amenable number.

9916169 is a deficient number, since it is larger than the sum of its proper divisors (1).

9916169 is an equidigital number, since it uses as much as digits as its factorization.

9916169 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26244, while the sum is 41.

The square root of 9916169 is about 3148.9949190178. The cubic root of 9916169 is about 214.8397507888.

The spelling of 9916169 in words is "nine million, nine hundred sixteen thousand, one hundred sixty-nine".