203043323 has 8 divisors (see below), whose sum is σ = 232167648. Its totient is φ = 173948544.

The previous prime is 203043311. The next prime is 203043349. The reversal of 203043323 is 323340302.

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

It is not a de Polignac number, because 203043323 - 2⁸ = 203043067 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 203043295 and 203043304.

It is not an unprimeable number, because it can be changed into a prime (203043523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10115 + ... + 22547.

It is an arithmetic number, because the mean of its divisors is an integer number (29020956).

Almost surely, 2^203043323 is an apocalyptic number.

203043323 is a deficient number, since it is larger than the sum of its proper divisors (29124325).

203043323 is a wasteful number, since it uses less digits than its factorization.

203043323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14773.

The product of its (nonzero) digits is 1296, while the sum is 20.

The square root of 203043323 is about 14249.3271069198. The cubic root of 203043323 is about 587.7548716388.

Adding to 203043323 its reverse (323340302), we get a palindrome (526383625).

The spelling of 203043323 in words is "two hundred three million, forty-three thousand, three hundred twenty-three".