2112534003 has 4 divisors (see below), whose sum is σ = 2816712008. Its totient is φ = 1408356000.

The previous prime is 2112533989. The next prime is 2112534043. The reversal of 2112534003 is 3004352112.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2112534003 - 2⁴ = 2112533987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2112534043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 352088998 + ... + 352089003.

It is an arithmetic number, because the mean of its divisors is an integer number (704178002).

Almost surely, 2^2112534003 is an apocalyptic number.

2112534003 is a deficient number, since it is larger than the sum of its proper divisors (704178005).

2112534003 is an equidigital number, since it uses as much as digits as its factorization.

2112534003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704178004.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 2112534003 is about 45962.3106795122. The cubic root of 2112534003 is about 1283.1218562797.

Adding to 2112534003 its reverse (3004352112), we get a palindrome (5116886115).

The spelling of 2112534003 in words is "two billion, one hundred twelve million, five hundred thirty-four thousand, three".