43103 has 2 divisors, whose sum is σ = 43104. Its totient is φ = 43102.

The previous prime is 43093. The next prime is 43117. The reversal of 43103 is 30134.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43103 is a prime.

It is a nialpdrome in base 15.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21551 + 21552.

It is an arithmetic number, because the mean of its divisors is an integer number (21552).

2⁴³¹⁰³ is an apocalyptic number.

43103 is a deficient number, since it is larger than the sum of its proper divisors (1).

43103 is an equidigital number, since it uses as much as digits as its factorization.

43103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 43103 is about 207.6126200403. The cubic root of 43103 is about 35.0619311669.

Adding to 43103 its reverse (30134), we get a palindrome (73237).

The spelling of 43103 in words is "forty-three thousand, one hundred three", and thus it is an iban number.