2005134112 has 24 divisors (see below), whose sum is σ = 4119244416. Its totient is φ = 958976832.

The previous prime is 2005134101. The next prime is 2005134119. The reversal of 2005134112 is 2114315002.

It is a self number, because there is not a number n which added to its sum of digits gives 2005134112.

It is not an unprimeable number, because it can be changed into a prime (2005134119) 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, 1361448 + ... + 1362919.

It is an arithmetic number, because the mean of its divisors is an integer number (171635184).

Almost surely, 2^2005134112 is an apocalyptic number.

It is an amenable number.

2005134112 is an abundant number, since it is smaller than the sum of its proper divisors (2114110304).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2005134112 is a wasteful number, since it uses less digits than its factorization.

2005134112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2724400 (or 2724392 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 2005134112 is about 44778.7238764126. The cubic root of 2005134112 is about 1260.9982246609.

Adding to 2005134112 its reverse (2114315002), we get a palindrome (4119449114).

The spelling of 2005134112 in words is "two billion, five million, one hundred thirty-four thousand, one hundred twelve".