2066441003 has 32 divisors (see below), whose sum is σ = 2406039552. Its totient is φ = 1756339200.

The previous prime is 2066440993. The next prime is 2066441021. The reversal of 2066441003 is 3001446602.

It is not a de Polignac number, because 2066441003 - 2⁶ = 2066440939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2066441093) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2345123 + ... + 2346003.

It is an arithmetic number, because the mean of its divisors is an integer number (75188736).

Almost surely, 2^2066441003 is an apocalyptic number.

2066441003 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2066441003 is a deficient number, since it is larger than the sum of its proper divisors (339598549).

2066441003 is a wasteful number, since it uses less digits than its factorization.

2066441003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1115.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 2066441003 is about 45458.1236194368. The cubic root of 2066441003 is about 1273.7210813885.

Adding to 2066441003 its reverse (3001446602), we get a palindrome (5067887605).

The spelling of 2066441003 in words is "two billion, sixty-six million, four hundred forty-one thousand, three".