252006303 has 4 divisors (see below), whose sum is σ = 336008408. Its totient is φ = 168004200.

The previous prime is 252006301. The next prime is 252006319. The reversal of 252006303 is 303600252.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 252006303 - 2¹ = 252006301 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 252006303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252006301) 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 3 ways as a sum of consecutive naturals, for example, 42001048 + ... + 42001053.

It is an arithmetic number, because the mean of its divisors is an integer number (84002102).

Almost surely, 2^252006303 is an apocalyptic number.

252006303 is a deficient number, since it is larger than the sum of its proper divisors (84002105).

252006303 is an equidigital number, since it uses as much as digits as its factorization.

252006303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84002104.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 252006303 is about 15874.7063909856. The cubic root of 252006303 is about 631.6412258612.

Adding to 252006303 its reverse (303600252), we get a palindrome (555606555).

The spelling of 252006303 in words is "two hundred fifty-two million, six thousand, three hundred three".