14281 has 2 divisors, whose sum is σ = 14282. Its totient is φ = 14280.
The previous prime is 14251. The next prime is 14293. The reversal of 14281 is 18241.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 7225 + 7056 = 85^2 + 84^2 .
It is a cyclic number.
It is not a de Polignac number, because 14281 - 25 = 14249 is a prime.
It is a super-2 number, since 2×142812 = 407893922, which contains 22 as substring.
It is an Ulam number.
It is the 120-th Hogben number.
14281 is a lucky number.
It is a plaindrome in base 13.
It is a nialpdrome in base 12.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (14221) by changing a digit.
It is a nontrivial repunit in base 119.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7140 + 7141.
It is an arithmetic number, because the mean of its divisors is an integer number (7141).
214281 is an apocalyptic number.
14281 is the 85-th centered square number.
It is an amenable number.
14281 is a deficient number, since it is larger than the sum of its proper divisors (1).
14281 is an equidigital number, since it uses as much as digits as its factorization.
14281 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 64, while the sum is 16.
The square root of 14281 is about 119.5031380341. The cubic root of 14281 is about 24.2616056681.
The spelling of 14281 in words is "fourteen thousand, two hundred eighty-one".
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