4903 has 2 divisors, whose sum is σ = 4904.
Its totient is φ = 4902.
The previous prime is 4889. The next prime is 4909. The reversal of 4903 is 3094.
Adding to 4903 its reverse (3094), we get a palindrome (7997).
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 4903 - 25 = 4871 is a prime.
It is an Ulam number.
It is an alternating number because its digits alternate between even and odd.
It is equal to p655 and since 4903 and 655 have the same sum of digits, it is a Honaker prime.
It is a plaindrome in base 8 and base 15.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (4909) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a good prime.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2451 + 2452.
It is an arithmetic number, because the mean of its divisors is an integer number (2452).
24903 is an apocalyptic number.
4903 is a deficient number, since it is larger than the sum of its proper divisors (1).
4903 is an equidigital number, since it uses as much as digits as its factorization.
4903 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 108, while the sum is 16.
The square root of 4903 is about 70.0214252925.
The cubic root of 4903 is about 16.9884581402.
The spelling of 4903 in words is "four thousand, nine hundred three".