How much is 1000 satoshi worth?

Could you please explain to me, how much monetary value does 1000 satoshi represent? I'm quite curious about the conversion rate and how it compares to other currencies. Given the volatile nature of the cryptocurrency market, does the value of 1000 satoshi fluctuate frequently? And is there a way to keep track of its real-time worth? It would be helpful if you could provide some insights into this matter. Thank you for your assistance in clarifying this question for me.