23003 has 2 divisors, whose sum is σ = 23004.
Its totient is φ = 23002.
The previous prime is 22993. The next prime is 23011. The reversal of 23003 is 30032.
Adding to 23003 its reverse (30032), we get a palindrome (53035).
It can be divided in two parts, 2 and 3003, that multiplied together give a palindrome (6006).
It is an a-pointer prime, because the next prime (23011) can be obtained adding 23003 to its sum of digits (8).
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 23003 - 214 = 6619 is a prime.
It is a plaindrome in base 9 and base 12.
It is a nialpdrome in base 14.
It is not a weakly prime, because it can be changed into another prime (23053) by changing a digit.
It is a good prime.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11501 + 11502.
It is an arithmetic number, because the mean of its divisors is an integer number (11502).
223003 is an apocalyptic number.
23003 is a deficient number, since it is larger than the sum of its proper divisors (1).
23003 is an equidigital number, since it uses as much as digits as its factorization.
23003 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 18, while the sum is 8.
The square root of 23003 is about 151.6673992656.
The cubic root of 23003 is about 28.4399062087.
The spelling of 23003 in words is "twenty-three thousand, three", and thus it is an iban number.