203146252 has 18 divisors (see below), whose sum is σ = 375204228. Its totient is φ = 96226488.

The previous prime is 203146217. The next prime is 203146261. The reversal of 203146252 is 252641302.

203146252 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 68898 + ... + 71785.

Almost surely, 2^203146252 is an apocalyptic number.

It is an amenable number.

203146252 is a deficient number, since it is larger than the sum of its proper divisors (172057976).

203146252 is a wasteful number, since it uses less digits than its factorization.

203146252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140725 (or 140704 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 203146252 is about 14252.9383637200. The cubic root of 203146252 is about 587.8541719598.

Adding to 203146252 its reverse (252641302), we get a palindrome (455787554).

The spelling of 203146252 in words is "two hundred three million, one hundred forty-six thousand, two hundred fifty-two".