203324243 has 8 divisors (see below), whose sum is σ = 204476496. Its totient is φ = 202176000.

The previous prime is 203324237. The next prime is 203324293. The reversal of 203324243 is 342423302.

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 203324243 - 2⁴ = 203324227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (203324203) 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, 173048 + ... + 174218.

It is an arithmetic number, because the mean of its divisors is an integer number (25559562).

Almost surely, 2^203324243 is an apocalyptic number.

203324243 is a deficient number, since it is larger than the sum of its proper divisors (1152253).

203324243 is a wasteful number, since it uses less digits than its factorization.

203324243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2005.

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

The square root of 203324243 is about 14259.1810073370. The cubic root of 203324243 is about 588.0258089077.

Adding to 203324243 its reverse (342423302), we get a palindrome (545747545).

The spelling of 203324243 in words is "two hundred three million, three hundred twenty-four thousand, two hundred forty-three".