2124423543 has 32 divisors (see below), whose sum is σ = 3229581312. Its totient is φ = 1229580000.

The previous prime is 2124423491. The next prime is 2124423563. The reversal of 2124423543 is 3453244212.

2124423543 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2124423543 - 2⁹ = 2124423031 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2124423543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2124423563) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 568146 + ... + 571872.

It is an arithmetic number, because the mean of its divisors is an integer number (100924416).

Almost surely, 2^2124423543 is an apocalyptic number.

2124423543 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2124423543 is a deficient number, since it is larger than the sum of its proper divisors (1105157769).

2124423543 is a wasteful number, since it uses less digits than its factorization.

2124423543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4515.

The product of its digits is 23040, while the sum is 30.

The square root of 2124423543 is about 46091.4693083221. The cubic root of 2124423543 is about 1285.5245312254.

Adding to 2124423543 its reverse (3453244212), we get a palindrome (5577667755).

The spelling of 2124423543 in words is "two billion, one hundred twenty-four million, four hundred twenty-three thousand, five hundred forty-three".