11497 has 2 divisors, whose sum is σ = 11498.
Its totient is φ = 11496.
The previous prime is 11491. The next prime is 11503. The reversal of 11497 is 79411.
It is a balanced prime because it is at equal distance from previous prime (11491) and next prime (11503).
It can be written as a sum of positive squares in only one way, i.e., 10201 + 1296 = 101^2 + 36^2
It is an emirp because it is prime and its reverse (79411) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 11497 - 23 = 11489 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (11491) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5748 + 5749.
It is an arithmetic number, because the mean of its divisors is an integer number (5749).
211497 is an apocalyptic number.
It is an amenable number.
11497 is a deficient number, since it is larger than the sum of its proper divisors (1).
11497 is an equidigital number, since it uses as much as digits as its factorization.
11497 is an evil number, because the sum of its binary digits is even.
The product of its digits is 252, while the sum is 22.
The square root of 11497 is about 107.2240644632.
The cubic root of 11497 is about 22.5698242426.
It can be divided in two parts, 1149 and 7, that added together give a square (1156 = 342).
The spelling of 11497 in words is "eleven thousand, four hundred ninety-seven".