2530544203 has 16 divisors (see below), whose sum is σ = 3032236800. Its totient is φ = 2084654880.

The previous prime is 2530544173. The next prime is 2530544213. The reversal of 2530544203 is 3024450352.

It is not a de Polignac number, because 2530544203 - 2⁵ = 2530544171 is a prime.

It is a Duffinian number.

2530544203 is a modest number, since divided by 544203 gives 253 as remainder.

It is not an unprimeable number, because it can be changed into a prime (2530544213) 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, 258408 + ... + 268021.

It is an arithmetic number, because the mean of its divisors is an integer number (189514800).

Almost surely, 2^2530544203 is an apocalyptic number.

2530544203 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2530544203 is a deficient number, since it is larger than the sum of its proper divisors (501692597).

2530544203 is a wasteful number, since it uses less digits than its factorization.

2530544203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 526482.

The product of its (nonzero) digits is 14400, while the sum is 28.

The square root of 2530544203 is about 50304.5147377450. The cubic root of 2530544203 is about 1362.7137643787.

Adding to 2530544203 its reverse (3024450352), we get a palindrome (5554994555).

The spelling of 2530544203 in words is "two billion, five hundred thirty million, five hundred forty-four thousand, two hundred three".