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11471 is a prime number
BaseRepresentation
bin10110011001111
3120201212
42303033
5331341
6125035
745305
oct26317
916655
1011471
118689
12677b
1352b5
144275
1535eb
hex2ccf

11471 has 2 divisors, whose sum is σ = 11472. Its totient is φ = 11470.

The previous prime is 11467. The next prime is 11483. The reversal of 11471 is 17411.

Adding to 11471 its reverse (17411), we get a palindrome (28882).

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11471 - 22 = 11467 is a prime.

It is a super-3 number, since 3×114713 = 4528194720333, which contains 333 as substring.

It is a Sophie Germain prime.

It is a plaindrome in base 12 and base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5735 + 5736.

It is an arithmetic number, because the mean of its divisors is an integer number (5736).

211471 is an apocalyptic number.

11471 is a deficient number, since it is larger than the sum of its proper divisors (1).

11471 is an equidigital number, since it uses as much as digits as its factorization.

11471 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28, while the sum is 14.

The square root of 11471 is about 107.1027543997. The cubic root of 11471 is about 22.5527978200.

The spelling of 11471 in words is "eleven thousand, four hundred seventy-one", and thus it is an iban number.