1003920001003 has 16 divisors (see below), whose sum is σ = 1036073856384. Its totient is φ = 972133527040.

The previous prime is 1003920000997. The next prime is 1003920001009. The reversal of 1003920001003 is 3001000293001.

It is an interprime number because it is at equal distance from previous prime (1003920000997) and next prime (1003920001009).

It is a cyclic number.

It is not a de Polignac number, because 1003920001003 - 2⁵ = 1003920000971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1003920001009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56368926 + ... + 56386732.

It is an arithmetic number, because the mean of its divisors is an integer number (64754616024).

Almost surely, 2^{1003920001003} is an apocalyptic number.

1003920001003 is a deficient number, since it is larger than the sum of its proper divisors (32153855381).

1003920001003 is a wasteful number, since it uses less digits than its factorization.

1003920001003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28022.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 1003920001003 its reverse (3001000293001), we get a palindrome (4004920294004).

The spelling of 1003920001003 in words is "one trillion, three billion, nine hundred twenty million, one thousand, three".