203342243 has 8 divisors (see below), whose sum is σ = 219103248. Its totient is φ = 187598304.

The previous prime is 203342233. The next prime is 203342273. The reversal of 203342243 is 342243302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 203342243 - 2⁶ = 203342179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (203342213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31880 + ... + 37722.

It is an arithmetic number, because the mean of its divisors is an integer number (27387906).

Almost surely, 2^203342243 is an apocalyptic number.

203342243 is a deficient number, since it is larger than the sum of its proper divisors (15761005).

203342243 is a wasteful number, since it uses less digits than its factorization.

203342243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8533.

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 203342243 is about 14259.8121656633. The cubic root of 203342243 is about 588.0431607527.

Adding to 203342243 its reverse (342243302), we get a palindrome (545585545).

The spelling of 203342243 in words is "two hundred three million, three hundred forty-two thousand, two hundred forty-three".