2112525543 has 8 divisors (see below), whose sum is σ = 2882205568. Its totient is φ = 1375597944.

The previous prime is 2112525539. The next prime is 2112525559. The reversal of 2112525543 is 3455252112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2112525543 - 2² = 2112525539 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2112525543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112525593) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8187955 + ... + 8188212.

It is an arithmetic number, because the mean of its divisors is an integer number (360275696).

Almost surely, 2^2112525543 is an apocalyptic number.

2112525543 is a deficient number, since it is larger than the sum of its proper divisors (769680025).

2112525543 is a wasteful number, since it uses less digits than its factorization.

2112525543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16376213.

The product of its digits is 12000, while the sum is 30.

The square root of 2112525543 is about 45962.2186474935. The cubic root of 2112525543 is about 1283.1201434511.

Adding to 2112525543 its reverse (3455252112), we get a palindrome (5567777655).

The spelling of 2112525543 in words is "two billion, one hundred twelve million, five hundred twenty-five thousand, five hundred forty-three".