2002530543 has 16 divisors (see below), whose sum is σ = 2876307840. Its totient is φ = 1231949664.

The previous prime is 2002530463. The next prime is 2002530553. The reversal of 2002530543 is 3450352002.

It is not a de Polignac number, because 2002530543 - 2⁸ = 2002530287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002530553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 175548 + ... + 186606.

It is an arithmetic number, because the mean of its divisors is an integer number (179769240).

Almost surely, 2^2002530543 is an apocalyptic number.

2002530543 is a deficient number, since it is larger than the sum of its proper divisors (873777297).

2002530543 is a wasteful number, since it uses less digits than its factorization.

2002530543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15718.

The product of its (nonzero) digits is 3600, while the sum is 24.

The square root of 2002530543 is about 44749.6429371230. The cubic root of 2002530543 is about 1260.4522066709.

Adding to 2002530543 its reverse (3450352002), we get a palindrome (5452882545).

The spelling of 2002530543 in words is "two billion, two million, five hundred thirty thousand, five hundred forty-three".