52543003 has 4 divisors (see below), whose sum is σ = 52671880. Its totient is φ = 52414128.

The previous prime is 52542953. The next prime is 52543013. The reversal of 52543003 is 30034525.

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

It is a cyclic number.

It is not a de Polignac number, because 52543003 - 2⁹ = 52542491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52543013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63825 + ... + 64642.

It is an arithmetic number, because the mean of its divisors is an integer number (13167970).

Almost surely, 2^52543003 is an apocalyptic number.

52543003 is a deficient number, since it is larger than the sum of its proper divisors (128877).

52543003 is a wasteful number, since it uses less digits than its factorization.

52543003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128876.

The product of its (nonzero) digits is 1800, while the sum is 22.

The square root of 52543003 is about 7248.6552545972. The cubic root of 52543003 is about 374.5458276435.

Adding to 52543003 its reverse (30034525), we get a palindrome (82577528).

The spelling of 52543003 in words is "fifty-two million, five hundred forty-three thousand, three".