2042206603 has 4 divisors (see below), whose sum is σ = 2042333280. Its totient is φ = 2042079928.

The previous prime is 2042206577. The next prime is 2042206613. The reversal of 2042206603 is 3066022402.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3066022402 = 2 ⋅1533011201.

It is a cyclic number.

It is not a de Polignac number, because 2042206603 - 2⁹ = 2042206091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2042206613) 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, 34900 + ... + 72817.

It is an arithmetic number, because the mean of its divisors is an integer number (510583320).

Almost surely, 2^2042206603 is an apocalyptic number.

2042206603 is a deficient number, since it is larger than the sum of its proper divisors (126677).

2042206603 is a wasteful number, since it uses less digits than its factorization.

2042206603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126676.

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 2042206603 is about 45190.7800662923. The cubic root of 2042206603 is about 1268.7222569649.

The spelling of 2042206603 in words is "two billion, forty-two million, two hundred six thousand, six hundred three".