9166973 has 2 divisors, whose sum is σ = 9166974. Its totient is φ = 9166972.

The previous prime is 9166967. The next prime is 9166981. The reversal of 9166973 is 3796619.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9078169 + 88804 = 3013^2 + 298^2 .

It is an emirp because it is prime and its reverse (3796619) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9166973 - 2⁶ = 9166909 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9166973.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9166943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4583486 + 4583487.

It is an arithmetic number, because the mean of its divisors is an integer number (4583487).

Almost surely, 2^9166973 is an apocalyptic number.

It is an amenable number.

9166973 is a deficient number, since it is larger than the sum of its proper divisors (1).

9166973 is an equidigital number, since it uses as much as digits as its factorization.

9166973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 61236, while the sum is 41.

The square root of 9166973 is about 3027.7009429599. The cubic root of 9166973 is about 209.2868705509.

The spelling of 9166973 in words is "nine million, one hundred sixty-six thousand, nine hundred seventy-three".