What is 2345?

2345 is a natural number that comes after 2344 and before 2346. It is an odd number and can be expressed as a product of prime factors: 2345 = 5 x 11 x 43. In Roman numerals, 2345 is written as MMCCCXLV.

There is a Chinese technology company called 2345.com that provides various internet services, such as online security, software downloads, and mobile applications.

2345 is also the name of a song by Chinese singer JJ Lin, which was released in 2017. It is a Mandarin pop song that talks about longing for a loved one.