9163943 has 2 divisors, whose sum is σ = 9163944. Its totient is φ = 9163942.

The previous prime is 9163937. The next prime is 9163963. The reversal of 9163943 is 3493619.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9163943 - 2⁴ = 9163927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9163963) 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, 4581971 + 4581972.

It is an arithmetic number, because the mean of its divisors is an integer number (4581972).

Almost surely, 2^9163943 is an apocalyptic number.

9163943 is a deficient number, since it is larger than the sum of its proper divisors (1).

9163943 is an equidigital number, since it uses as much as digits as its factorization.

9163943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17496, while the sum is 35.

The square root of 9163943 is about 3027.2005219344. The cubic root of 9163943 is about 209.2638091726.

The spelling of 9163943 in words is "nine million, one hundred sixty-three thousand, nine hundred forty-three".