203234243 has 2 divisors, whose sum is σ = 203234244. Its totient is φ = 203234242.

The previous prime is 203234237. The next prime is 203234281. The reversal of 203234243 is 342432302.

203234243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 203234243 - 2¹² = 203230147 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (203234293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101617121 + 101617122.

It is an arithmetic number, because the mean of its divisors is an integer number (101617122).

Almost surely, 2^203234243 is an apocalyptic number.

203234243 is a deficient number, since it is larger than the sum of its proper divisors (1).

203234243 is an equidigital number, since it uses as much as digits as its factorization.

203234243 is an evil number, because the sum of its binary digits is even.

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

The square root of 203234243 is about 14256.0247965553. The cubic root of 203234243 is about 587.9390343180.

Adding to 203234243 its reverse (342432302), we get a palindrome (545666545).

The spelling of 203234243 in words is "two hundred three million, two hundred thirty-four thousand, two hundred forty-three".