2132112009 has 4 divisors (see below), whose sum is σ = 2842816016. Its totient is φ = 1421408004.

The previous prime is 2132111977. The next prime is 2132112011. The reversal of 2132112009 is 9002112312.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2132112009 - 2⁵ = 2132111977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2132112019) 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 3 ways as a sum of consecutive naturals, for example, 355351999 + ... + 355352004.

It is an arithmetic number, because the mean of its divisors is an integer number (710704004).

Almost surely, 2^2132112009 is an apocalyptic number.

It is an amenable number.

2132112009 is a deficient number, since it is larger than the sum of its proper divisors (710704007).

2132112009 is an equidigital number, since it uses as much as digits as its factorization.

2132112009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710704006.

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 2132112009 is about 46174.7984186179. The cubic root of 2132112009 is about 1287.0734709794.

The spelling of 2132112009 in words is "two billion, one hundred thirty-two million, one hundred twelve thousand, nine".