27103 has 2 divisors, whose sum is σ = 27104. Its totient is φ = 27102.
The previous prime is 27091. The next prime is 27107. The reversal of 27103 is 30172.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 27103 - 29 = 26591 is a prime.
It is a plaindrome in base 16.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (27107) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13551 + 13552.
It is an arithmetic number, because the mean of its divisors is an integer number (13552).
227103 is an apocalyptic number.
27103 is a deficient number, since it is larger than the sum of its proper divisors (1).
27103 is an equidigital number, since it uses as much as digits as its factorization.
27103 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 42, while the sum is 13.
The square root of 27103 is about 164.6298879305. The cubic root of 27103 is about 30.0380997413.
Adding to 27103 its reverse (30172), we get a palindrome (57275).
The spelling of 27103 in words is "twenty-seven thousand, one hundred three", and thus it is an iban number.
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