2003441001 has 4 divisors (see below), whose sum is σ = 2671254672. Its totient is φ = 1335627332.

The previous prime is 2003440963. The next prime is 2003441021. The reversal of 2003441001 is 1001443002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2003441001 - 2²⁹ = 1466570089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2003441021) 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, 333906831 + ... + 333906836.

It is an arithmetic number, because the mean of its divisors is an integer number (667813668).

Almost surely, 2^2003441001 is an apocalyptic number.

It is an amenable number.

2003441001 is a deficient number, since it is larger than the sum of its proper divisors (667813671).

2003441001 is an equidigital number, since it uses as much as digits as its factorization.

2003441001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 667813670.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 2003441001 is about 44759.8145773639. The cubic root of 2003441001 is about 1260.6432008315.

Adding to 2003441001 its reverse (1001443002), we get a palindrome (3004884003).

The spelling of 2003441001 in words is "two billion, three million, four hundred forty-one thousand, one".