4004020003 has 2 divisors, whose sum is σ = 4004020004. Its totient is φ = 4004020002.

The previous prime is 4004020001. The next prime is 4004020051. The reversal of 4004020003 is 3000204004.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4004020003 - 2¹ = 4004020001 is a prime.

Together with 4004020001, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4004020001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2002010001 + 2002010002.

It is an arithmetic number, because the mean of its divisors is an integer number (2002010002).

Almost surely, 2^4004020003 is an apocalyptic number.

4004020003 is a deficient number, since it is larger than the sum of its proper divisors (1).

4004020003 is an equidigital number, since it uses as much as digits as its factorization.

4004020003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 13.

The square root of 4004020003 is about 63277.3261366186. The cubic root of 4004020003 is about 1587.9326536705.

Adding to 4004020003 its reverse (3000204004), we get a palindrome (7004224007).

The spelling of 4004020003 in words is "four billion, four million, twenty thousand, three".