2003013001 has 8 divisors (see below), whose sum is σ = 2192001984. Its totient is φ = 1815173520.

The previous prime is 2003012993. The next prime is 2003013031. The reversal of 2003013001 is 1003103002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2003013001 - 2³ = 2003012993 is a prime.

It is a super-2 number, since 2×2003013001² = 8024122164350052002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2003013031) 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 7 ways as a sum of consecutive naturals, for example, 283725 + ... + 290698.

It is an arithmetic number, because the mean of its divisors is an integer number (274000248).

Almost surely, 2^2003013001 is an apocalyptic number.

It is an amenable number.

2003013001 is a deficient number, since it is larger than the sum of its proper divisors (188988983).

2003013001 is a wasteful number, since it uses less digits than its factorization.

2003013001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 574751.

The product of its (nonzero) digits is 18, while the sum is 10.

The square root of 2003013001 is about 44755.0332476695. The cubic root of 2003013001 is about 1260.5534230082.

Adding to 2003013001 its reverse (1003103002), we get a palindrome (3006116003).

Subtracting from 2003013001 its reverse (1003103002), we obtain a palindrome (999909999).

It can be divided in two parts, 200301 and 3001, that added together give a palindrome (203302).

The spelling of 2003013001 in words is "two billion, three million, thirteen thousand, one".