203023252 has 6 divisors (see below), whose sum is σ = 355290698. Its totient is φ = 101511624.

The previous prime is 203023241. The next prime is 203023273. The reversal of 203023252 is 252320302.

It can be written as a sum of positive squares in only one way, i.e., 140991876 + 62031376 = 11874^2 + 7876^2 .

It is a super-3 number, since 3×203023252³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25377903 + ... + 25377910.

Almost surely, 2^203023252 is an apocalyptic number.

It is an amenable number.

203023252 is a deficient number, since it is larger than the sum of its proper divisors (152267446).

203023252 is a wasteful number, since it uses less digits than its factorization.

203023252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50755817 (or 50755815 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 203023252 is about 14248.6228106438. The cubic root of 203023252 is about 587.7355043160.

Adding to 203023252 its reverse (252320302), we get a palindrome (455343554).

The spelling of 203023252 in words is "two hundred three million, twenty-three thousand, two hundred fifty-two".