252311032533503 has 16 divisors (see below), whose sum is σ = 264044270750400. Its totient is φ = 240641439903744.

The previous prime is 252311032533437. The next prime is 252311032533523. The reversal of 252311032533503 is 305335230113252.

It is a cyclic number.

It is not a de Polignac number, because 252311032533503 - 2³⁰ = 252309958791679 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252311032533523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 247469375 + ... + 248486847.

It is an arithmetic number, because the mean of its divisors is an integer number (16502766921900).

Almost surely, 2^{252311032533503} is an apocalyptic number.

252311032533503 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

252311032533503 is a deficient number, since it is larger than the sum of its proper divisors (11733238216897).

252311032533503 is a wasteful number, since it uses less digits than its factorization.

252311032533503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1048738.

The product of its (nonzero) digits is 243000, while the sum is 38.

Adding to 252311032533503 its reverse (305335230113252), we get a palindrome (557646262646755).

The spelling of 252311032533503 in words is "two hundred fifty-two trillion, three hundred eleven billion, thirty-two million, five hundred thirty-three thousand, five hundred three".