252503543 has 8 divisors (see below), whose sum is σ = 259074816. Its totient is φ = 245952000.

The previous prime is 252503527. The next prime is 252503549. The reversal of 252503543 is 345305252.

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 252503543 - 2⁴ = 252503527 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 (252503549) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23018 + ... + 32168.

It is an arithmetic number, because the mean of its divisors is an integer number (32384352).

Almost surely, 2^252503543 is an apocalyptic number.

252503543 is a deficient number, since it is larger than the sum of its proper divisors (6571273).

252503543 is an equidigital number, since it uses as much as digits as its factorization.

252503543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9865.

The product of its (nonzero) digits is 18000, while the sum is 29.

The square root of 252503543 is about 15890.3600651464. The cubic root of 252503543 is about 632.0563886756.

Adding to 252503543 its reverse (345305252), we get a palindrome (597808795).

The spelling of 252503543 in words is "two hundred fifty-two million, five hundred three thousand, five hundred forty-three".