In the context of the cultural industry, the empowerment of intangible cultural heritage by digital technology not only provides a new path for the protection, inheritance, dissemination, and innovation of my country's intangible cultural heritage, but also helps my country's cultural industry and economic development. From the perspectives of technology and economy, this article studies the influencing factors of the interactive coupling mechanism between digitization and cultural industries. The research on the impact of digitalization and living inheritance of cultural heritage, and the inheritance and protection of intangible cultural heritage items with the help of digital information media technology can effectively reduce the cost of inheritance and protection of intangible cultural heritage and solve the problem of insufficient inheritance of intangible cultural heritage items.