199103 has 2 divisors, whose sum is σ = 199104. Its totient is φ = 199102.

The previous prime is 199081. The next prime is 199109. The reversal of 199103 is 301991.

It is a strong prime.

It is an emirp because it is prime and its reverse (301991) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 199103 - 2⁶ = 199039 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (199109) 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, 99551 + 99552.

It is an arithmetic number, because the mean of its divisors is an integer number (99552).

2¹⁹⁹¹⁰³ is an apocalyptic number.

199103 is a deficient number, since it is larger than the sum of its proper divisors (1).

199103 is an equidigital number, since it uses as much as digits as its factorization.

199103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 243, while the sum is 23.

The square root of 199103 is about 446.2095920081. The cubic root of 199103 is about 58.3927956022.

The spelling of 199103 in words is "one hundred ninety-nine thousand, one hundred three".