203423323 has 8 divisors (see below), whose sum is σ = 207030080. Its totient is φ = 199833480.

The previous prime is 203423317. The next prime is 203423347. The reversal of 203423323 is 323324302.

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 203423323 - 2¹³ = 203415131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 203423294 and 203423303.

It is not an unprimeable number, because it can be changed into a prime (203423923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21388 + ... + 29398.

It is an arithmetic number, because the mean of its divisors is an integer number (25878760).

Almost surely, 2^203423323 is an apocalyptic number.

203423323 is a deficient number, since it is larger than the sum of its proper divisors (3606757).

203423323 is an equidigital number, since it uses as much as digits as its factorization.

203423323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8457.

The product of its (nonzero) digits is 2592, while the sum is 22.

The square root of 203423323 is about 14262.6548370211. The cubic root of 203423323 is about 588.1213084822.

Adding to 203423323 its reverse (323324302), we get a palindrome (526747625).

The spelling of 203423323 in words is "two hundred three million, four hundred twenty-three thousand, three hundred twenty-three".