2105530504 has 32 divisors (see below), whose sum is σ = 4922020800. Its totient is φ = 820336320.

The previous prime is 2105530433. The next prime is 2105530517. The reversal of 2105530504 is 4050355012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1708419 + ... + 1709650.

It is an arithmetic number, because the mean of its divisors is an integer number (153813150).

Almost surely, 2^2105530504 is an apocalyptic number.

It is an amenable number.

2105530504 is an abundant number, since it is smaller than the sum of its proper divisors (2816490296).

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

2105530504 is a wasteful number, since it uses less digits than its factorization.

2105530504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3418093 (or 3418089 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 2105530504 is about 45886.0600182670. The cubic root of 2105530504 is about 1281.7023459507.

Adding to 2105530504 its reverse (4050355012), we get a palindrome (6155885516).

The spelling of 2105530504 in words is "two billion, one hundred five million, five hundred thirty thousand, five hundred four".