2543212124 has 24 divisors (see below), whose sum is σ = 4665213168. Its totient is φ = 1211736960.

The previous prime is 2543212093. The next prime is 2543212127. The reversal of 2543212124 is 4212123452.

It is a junction number, because it is equal to n+sod(n) for n = 2543212093 and 2543212102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2543212127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173267 + ... + 187370.

It is an arithmetic number, because the mean of its divisors is an integer number (194383882).

Almost surely, 2^2543212124 is an apocalyptic number.

It is an amenable number.

2543212124 is a deficient number, since it is larger than the sum of its proper divisors (2122001044).

2543212124 is a wasteful number, since it uses less digits than its factorization.

2543212124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360725 (or 360723 counting only the distinct ones).

The product of its digits is 3840, while the sum is 26.

The square root of 2543212124 is about 50430.2699179768. The cubic root of 2543212124 is about 1364.9838985162.

Adding to 2543212124 its reverse (4212123452), we get a palindrome (6755335576).

The spelling of 2543212124 in words is "two billion, five hundred forty-three million, two hundred twelve thousand, one hundred twenty-four".