203243452 has 24 divisors (see below), whose sum is σ = 359115120. Its totient is φ = 100644480.

The previous prime is 203243441. The next prime is 203243459. The reversal of 203243452 is 254342302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203243459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 250824 + ... + 251632.

It is an arithmetic number, because the mean of its divisors is an integer number (14963130).

Almost surely, 2^203243452 is an apocalyptic number.

It is an amenable number.

203243452 is a deficient number, since it is larger than the sum of its proper divisors (155871668).

203243452 is a wasteful number, since it uses less digits than its factorization.

203243452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1341 (or 1339 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 203243452 is about 14256.3477791474. The cubic root of 203243452 is about 587.9479144633.

Adding to 203243452 its reverse (254342302), we get a palindrome (457585754).

The spelling of 203243452 in words is "two hundred three million, two hundred forty-three thousand, four hundred fifty-two".