2000556003 has 4 divisors (see below), whose sum is σ = 2667408008. Its totient is φ = 1333704000.

The previous prime is 2000556001. The next prime is 2000556007. The reversal of 2000556003 is 3006550002.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2000556003 - 2¹ = 2000556001 is a prime.

It is a super-2 number, since 2×2000556003² = 8004448642278672018, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2000556001) 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, 333425998 + ... + 333426003.

It is an arithmetic number, because the mean of its divisors is an integer number (666852002).

Almost surely, 2^2000556003 is an apocalyptic number.

2000556003 is a deficient number, since it is larger than the sum of its proper divisors (666852005).

2000556003 is an equidigital number, since it uses as much as digits as its factorization.

2000556003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666852004.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 2000556003 is about 44727.5754205389. The cubic root of 2000556003 is about 1260.0377923913.

The spelling of 2000556003 in words is "two billion, five hundred fifty-six thousand, three".