2104504045 has 16 divisors (see below), whose sum is σ = 2985701760. Its totient is φ = 1393326144.

The previous prime is 2104504021. The next prime is 2104504067. The reversal of 2104504045 is 5404054012.

It is a happy number.

It is not a de Polignac number, because 2104504045 - 2⁵ = 2104504013 is a prime.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 1035687 + ... + 1037716.

It is an arithmetic number, because the mean of its divisors is an integer number (186606360).

Almost surely, 2^2104504045 is an apocalyptic number.

It is an amenable number.

2104504045 is a deficient number, since it is larger than the sum of its proper divisors (881197715).

2104504045 is a wasteful number, since it uses less digits than its factorization.

2104504045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2073444.

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 2104504045 is about 45874.8737872923. The cubic root of 2104504045 is about 1281.4940328511.

Adding to 2104504045 its reverse (5404054012), we get a palindrome (7508558057).

The spelling of 2104504045 in words is "two billion, one hundred four million, five hundred four thousand, forty-five".