10103 has 2 divisors, whose sum is σ = 10104. Its totient is φ = 10102.

The previous prime is 10099. The next prime is 10111. The reversal of 10103 is 30101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10103 - 2² = 10099 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a plaindrome in base 8 and base 16.

It is a nialpdrome in base 11.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5051 + 5052.

It is an arithmetic number, because the mean of its divisors is an integer number (5052).

10103 is a deficient number, since it is larger than the sum of its proper divisors (1).

10103 is an equidigital number, since it uses as much as digits as its factorization.

10103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3, while the sum is 5.

The square root of 10103 is about 100.5136806609. The cubic root of 10103 is about 21.6180633080.

Adding to 10103 its reverse (30101), we get a palindrome (40204).

The spelling of 10103 in words is "ten thousand, one hundred three", and thus it is an iban number.