4091173 has 4 divisors (see below), whose sum is σ = 4143040. Its totient is φ = 4039308.

The previous prime is 4091161. The next prime is 4091177. The reversal of 4091173 is 3711904.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4091173 - 2¹⁷ = 3960101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4091177) 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 in 3 ways as a sum of consecutive naturals, for example, 25815 + ... + 25972.

It is an arithmetic number, because the mean of its divisors is an integer number (1035760).

Almost surely, 2^4091173 is an apocalyptic number.

It is an amenable number.

4091173 is a deficient number, since it is larger than the sum of its proper divisors (51867).

4091173 is an equidigital number, since it uses as much as digits as its factorization.

4091173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51866.

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 4091173 is about 2022.6648264109. The cubic root of 4091173 is about 159.9371237318.

The spelling of 4091173 in words is "four million, ninety-one thousand, one hundred seventy-three".