The purpose of the present invention is to obtain spunbonded nonwoven fabric which comprises thin hollow fibers and which has excellent lightweight properties and evenness and has high strength and flexibility. This spunbonded nonwoven fabric is characterized by comprising hollow fibers of a propylene polymer which satisfy the following requirements (a) to (c): (a) to have a degree of C-axis orientation of at least 0.85; (b) to have an average fiber diameter of 5-20 µm; and (c) to have a percentage of hollowness of 5-30%.
