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14447 is a prime number
BaseRepresentation
bin11100001101111
3201211002
43201233
5430242
6150515
760056
oct34157
921732
1014447
11a944
12843b
136764
14539d
154432
hex386f

14447 has 2 divisors, whose sum is σ = 14448. Its totient is φ = 14446.

The previous prime is 14437. The next prime is 14449. The reversal of 14447 is 74441.

14447 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (74441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14447 - 24 = 14431 is a prime.

Together with 14449, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p1694 and since 14447 and 1694 have the same sum of digits, it is a Honaker prime.

It is a plaindrome in base 10.

It is a nialpdrome in base 11 and base 15.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7223 + 7224.

It is an arithmetic number, because the mean of its divisors is an integer number (7224).

214447 is an apocalyptic number.

14447 is a deficient number, since it is larger than the sum of its proper divisors (1).

14447 is an equidigital number, since it uses as much as digits as its factorization.

14447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 448, while the sum is 20.

The square root of 14447 is about 120.1956737990. The cubic root of 14447 is about 24.3552480793.

Adding to 14447 its reverse (74441), we get a palindrome (88888).

It can be divided in two parts, 144 and 47, that added together give a palindrome (191).

The spelling of 14447 in words is "fourteen thousand, four hundred forty-seven", and thus it is an iban number.