2112434513 has 16 divisors (see below), whose sum is σ = 2478180096. Its totient is φ = 1762863360.

The previous prime is 2112434473. The next prime is 2112434521. The reversal of 2112434513 is 3154342112.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2112434513 - 2⁸ = 2112434257 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2112434213) 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 15 ways as a sum of consecutive naturals, for example, 137045 + ... + 151677.

It is an arithmetic number, because the mean of its divisors is an integer number (154886256).

Almost surely, 2^2112434513 is an apocalyptic number.

It is an amenable number.

2112434513 is a deficient number, since it is larger than the sum of its proper divisors (365745583).

2112434513 is a wasteful number, since it uses less digits than its factorization.

2112434513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15184.

The product of its digits is 2880, while the sum is 26.

The square root of 2112434513 is about 45961.2283669616. The cubic root of 2112434513 is about 1283.1017130461.

Adding to 2112434513 its reverse (3154342112), we get a palindrome (5266776625).

The spelling of 2112434513 in words is "two billion, one hundred twelve million, four hundred thirty-four thousand, five hundred thirteen".