JAKARTA, March 25 (Reuters) - XLSmart, the newly established company following the $6.3 billion merger between Indonesian telcos XL Axiata, Smartfren Telecom and its unit Smart Telcom, will invest in 5G as well as artificial intelligence for businesses, its CEO said on Tuesday. Chief executive officer Rajeev Sethi did not mention any value of the investments. ($1 = 16,605 rupiah) (Reporting by Stefanno Sulaiman; Writing by Stanley Widianto; Editing by John Mair) ((Widianto.Stanley@thomsonreuters.com;))