9169441 has 2 divisors, whose sum is σ = 9169442. Its totient is φ = 9169440.

The previous prime is 9169439. The next prime is 9169471. The reversal of 9169441 is 1449619.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6350400 + 2819041 = 2520^2 + 1679^2 .

It is an emirp because it is prime and its reverse (1449619) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9169441 - 2¹ = 9169439 is a prime.

Together with 9169439, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 9169397 and 9169406.

It is not a weakly prime, because it can be changed into another prime (9169411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4584720 + 4584721.

It is an arithmetic number, because the mean of its divisors is an integer number (4584721).

Almost surely, 2^9169441 is an apocalyptic number.

It is an amenable number.

9169441 is a deficient number, since it is larger than the sum of its proper divisors (1).

9169441 is an equidigital number, since it uses as much as digits as its factorization.

9169441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776, while the sum is 34.

The square root of 9169441 is about 3028.1084855071. The cubic root of 9169441 is about 209.3056507833.

The spelling of 9169441 in words is "nine million, one hundred sixty-nine thousand, four hundred forty-one".