1183 is not a prime number! Because 1183 has divisors rather than 1 and itself. 1183 can be divided by 7 and 13.
1183 is a 17-gonal Number.
1183 is a Pentagonal Pyramidal Number.
The Year 1183 AD
In the year 1183 AD Tofu was first mentioned in Japan in the diary of Hiroshige NAKAOMI, a Shinto priest of the shrine at Nara; the tofu was used as an offering at the shrine’s altar.