252503523143 has 8 divisors (see below), whose sum is σ = 253325232000. Its totient is φ = 251682416128.

The previous prime is 252503523137. The next prime is 252503523149. The reversal of 252503523143 is 341325305252.

It is an interprime number because it is at equal distance from previous prime (252503523137) and next prime (252503523149).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 252503523143 - 2²² = 252499328839 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252503523149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 697763 + ... + 995931.

It is an arithmetic number, because the mean of its divisors is an integer number (31665654000).

Almost surely, 2^252503523143 is an apocalyptic number.

252503523143 is a deficient number, since it is larger than the sum of its proper divisors (821708857).

252503523143 is a wasteful number, since it uses less digits than its factorization.

252503523143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300921.

The product of its (nonzero) digits is 108000, while the sum is 35.

Adding to 252503523143 its reverse (341325305252), we get a palindrome (593828828395).

The spelling of 252503523143 in words is "two hundred fifty-two billion, five hundred three million, five hundred twenty-three thousand, one hundred forty-three".