2040044603 has 4 divisors (see below), whose sum is σ = 2041493880. Its totient is φ = 2038595328.

The previous prime is 2040044597. The next prime is 2040044627. The reversal of 2040044603 is 3064400402.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2040044603 - 2¹⁴ = 2040028219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2040044663) 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, 722525 + ... + 725342.

It is an arithmetic number, because the mean of its divisors is an integer number (510373470).

Almost surely, 2^2040044603 is an apocalyptic number.

2040044603 is a deficient number, since it is larger than the sum of its proper divisors (1449277).

2040044603 is a wasteful number, since it uses less digits than its factorization.

2040044603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1449276.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 2040044603 is about 45166.8529233552. The cubic root of 2040044603 is about 1268.2743842172.

The spelling of 2040044603 in words is "two billion, forty million, forty-four thousand, six hundred three".