Write SQL query to solve given problem: What is the age and gender of the person who uses the device number 29182687948017100 on event number 1?. Keep the solution inside sql tag ```sql [SQL-Query] ```
SELECT T1.age, T1.gender FROM gender_age AS T1 INNER JOIN events_relevant AS T2 ON T1.device_id = T2.device_id WHERE T1.device_id = 29182687948017100 AND T2.event_id = 1