16193 has 2 divisors, whose sum is σ = 16194.
Its totient is φ = 16192.
The previous prime is 16189. The next prime is 16217. The reversal of 16193 is 39161.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 16129 + 64 = 127^2 + 8^2
It is an emirp because it is prime and its reverse (39161) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 16193 - 22 = 16189 is a prime.
It is equal to p1883 and since 16193 and 1883 have the same sum of digits, it is a Honaker prime.
It is not a weakly prime, because it can be changed into another prime (16103) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8096 + 8097.
It is an arithmetic number, because the mean of its divisors is an integer number (8097).
216193 is an apocalyptic number.
It is an amenable number.
16193 is a deficient number, since it is larger than the sum of its proper divisors (1).
16193 is an equidigital number, since it uses as much as digits as its factorization.
16193 is an evil number, because the sum of its binary digits is even.
The product of its digits is 162, while the sum is 20.
The square root of 16193 is about 127.2517190454.
The cubic root of 16193 is about 25.2993349719.
The spelling of 16193 in words is "sixteen thousand, one hundred ninety-three".