103203043 has 4 divisors (see below), whose sum is σ = 103233240. Its totient is φ = 103172848.

The previous prime is 103203017. The next prime is 103203071. The reversal of 103203043 is 340302301.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 103203043 - 2⁵ = 103203011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103203343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9205 + ... + 17062.

It is an arithmetic number, because the mean of its divisors is an integer number (25808310).

Almost surely, 2^103203043 is an apocalyptic number.

103203043 is a deficient number, since it is larger than the sum of its proper divisors (30197).

103203043 is an equidigital number, since it uses as much as digits as its factorization.

103203043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30196.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 103203043 is about 10158.8898507662. The cubic root of 103203043 is about 469.0626300129.

Adding to 103203043 its reverse (340302301), we get a palindrome (443505344).

The spelling of 103203043 in words is "one hundred three million, two hundred three thousand, forty-three".