Search a number
BaseRepresentation
bin10010101001
31122012
4102221
514233
65305
73323
oct2251
91565
101193
11995
12835
1370a
14613
15548
hex4a9

1193 has 2 divisors, whose sum is σ = 1194. Its totient is φ = 1192.

The previous prime is 1187. The next prime is 1201. The reversal of 1193 is 3911.

1193 is nontrivially palindromic in base 2.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1024 + 169 = 32^2 + 13^2 .

It is an emirp because it is prime and its reverse (3911) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1193 - 26 = 1129 is a prime.

It is a Chen prime.

It is a nialpdrome in base 11.

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, 596 + 597.

It is an arithmetic number, because the mean of its divisors is an integer number (597).

It is an amenable number.

1193 is a deficient number, since it is larger than the sum of its proper divisors (1).

1193 is an equidigital number, since it uses as much as digits as its factorization.

1193 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27, while the sum is 14.

The square root of 1193 is about 34.5398320783. The cubic root of 1193 is about 10.6058825779.

The spelling of 1193 in words is "one thousand, one hundred ninety-three".