203424043 has 4 divisors (see below), whose sum is σ = 203469120. Its totient is φ = 203378968.

The previous prime is 203424041. The next prime is 203424047. The reversal of 203424043 is 340424302.

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 203424043 - 2¹ = 203424041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (203424041) 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, 14908 + ... + 25081.

It is an arithmetic number, because the mean of its divisors is an integer number (50867280).

Almost surely, 2^203424043 is an apocalyptic number.

203424043 is a deficient number, since it is larger than the sum of its proper divisors (45077).

203424043 is an equidigital number, since it uses as much as digits as its factorization.

203424043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45076.

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 203424043 is about 14262.6800777413. The cubic root of 203424043 is about 588.1220023503.

Adding to 203424043 its reverse (340424302), we get a palindrome (543848345).

The spelling of 203424043 in words is "two hundred three million, four hundred twenty-four thousand, forty-three".