9041800-720p.mp4

Short for MPEG-4 Part 14 , this is one of the most common digital multimedia container formats. It is widely used because it maintains high quality with relatively small file sizes and is compatible with almost all modern devices, including smartphones, PCs, and smart TVs. Standard Usage and Playback 720p MP4 Export settings - Adobe Community

This indicates High Definition (HD) quality with a resolution of 1280 x 720 pixels . The "p" stands for progressive scan , meaning all lines of each frame are drawn in sequence, which provides a smoother image compared to interlaced video. 9041800-720p.mp4

This is likely a unique ID number used by a database, content management system, or automated camera system (such as a dashcam or security camera) to index the specific recording. Short for MPEG-4 Part 14 , this is