2041603 has 4 divisors (see below), whose sum is σ = 2046600. Its totient is φ = 2036608.

The previous prime is 2041601. The next prime is 2041619. The reversal of 2041603 is 3061402.

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 2041603 - 2¹ = 2041601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2041601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1825 + ... + 2722.

It is an arithmetic number, because the mean of its divisors is an integer number (511650).

2^2041603 is an apocalyptic number.

2041603 is a deficient number, since it is larger than the sum of its proper divisors (4997).

2041603 is an equidigital number, since it uses as much as digits as its factorization.

2041603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4996.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2041603 is about 1428.8467377574. The cubic root of 2041603 is about 126.8597248388.

The spelling of 2041603 in words is "two million, forty-one thousand, six hundred three".