1163 has 2 divisors, whose sum is σ = 1164.
Its totient is φ = 1162.
The previous prime is 1153. The next prime is 1171. The reversal of 1163 is 3611.
1163 is nontrivially palindromic in base 13.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 1163 - 28 = 907 is a prime.
It is a Chen prime.
1163 is an undulating number in base 13.
It is a plaindrome in base 16.
It is not a weakly prime, because it can be changed into another prime (1103) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (5) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 581 + 582.
It is an arithmetic number, because the mean of its divisors is an integer number (582).
1163 is a deficient number, since it is larger than the sum of its proper divisors (1).
1163 is an equidigital number, since it uses as much as digits as its factorization.
1163 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 18, while the sum is 11.
The square root of 1163 is about 34.1027858100.
The cubic root of 1163 is about 10.5162258578.
Adding to 1163 its reverse (3611), we get a palindrome (4774).
The spelling of 1163 in words is "one thousand, one hundred sixty-three".