The number 145 is an integer that follows 144 and precedes 146. It is an odd number and can be expressed as the sum of two prime numbers: 73 and 72. In Roman numerals, 145 is represented as CXLV. In mathematics, 145 is classified as a composite number because it has divisors other than 1 and itself. The divisors of 145 are 1, 5, 29, and 145. Additionally, 145 is notable in number theory for being a part of the Fibonacci sequence when considering its position in relation to other numbers.