16411 has 2 divisors, whose sum is σ = 16412.
Its totient is φ = 16410.
The previous prime is 16381. The next prime is 16417. The reversal of 16411 is 11461.
Adding to 16411 its reverse (11461), we get a palindrome (27872).
Subtracting from 16411 its reverse (11461), we obtain a triangular number (4950 = T99).
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 16411 - 213 = 8219 is a prime.
It is a Chen prime.
It is a plaindrome in base 11.
It is a junction number, because it is equal to n+sod(n) for n = 16391 and 16400.
It is not a weakly prime, because it can be changed into another prime (16417) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (5) of ones.
It is a good prime.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8205 + 8206.
It is an arithmetic number, because the mean of its divisors is an integer number (8206).
216411 is an apocalyptic number.
16411 is a deficient number, since it is larger than the sum of its proper divisors (1).
16411 is an equidigital number, since it uses as much as digits as its factorization.
16411 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 24, while the sum is 13.
The square root of 16411 is about 128.1054253340.
The cubic root of 16411 is about 25.4123609416.
The spelling of 16411 in words is "sixteen thousand, four hundred eleven".