The number 113 is a prime number, meaning it is only divisible by 1 and itself. It follows 112 and precedes 114 in the sequence of natural numbers. In mathematics, prime numbers are significant because they serve as the building blocks for other numbers through multiplication. In the realm of science, 113 is also the atomic number of Nihonium, a synthetic element that was first created in 2003. Nihonium is part of the p-block of the periodic table and is classified as a post-transition metal. Its discovery adds to the understanding of heavy elements and their properties.