1003020103 has 8 divisors (see below), whose sum is σ = 1018306880. Its totient is φ = 987798240.

The previous prime is 1003020079. The next prime is 1003020149. The reversal of 1003020103 is 3010203001.

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 1003020103 - 2²⁹ = 466149191 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1003020103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003020163) 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 in 7 ways as a sum of consecutive naturals, for example, 15373 + ... + 47353.

It is an arithmetic number, because the mean of its divisors is an integer number (127288360).

Almost surely, 2^1003020103 is an apocalyptic number.

1003020103 is a deficient number, since it is larger than the sum of its proper divisors (15286777).

1003020103 is an equidigital number, since it uses as much as digits as its factorization.

1003020103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32457.

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

The square root of 1003020103 is about 31670.4926232605. The cubic root of 1003020103 is about 1001.0056892501.

Adding to 1003020103 its reverse (3010203001), we get a palindrome (4013223104).

It can be divided in two parts, 100 and 3020103, that added together give a palindrome (3020203).

The spelling of 1003020103 in words is "one billion, three million, twenty thousand, one hundred three".