1003103328 has 96 divisors (see below), whose sum is σ = 2830947840. Its totient is φ = 310003200.

The previous prime is 1003103327. The next prime is 1003103329. The reversal of 1003103328 is 8233013001.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1003103327) and next prime (1003103329).

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003103327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79878 + ... + 91578.

It is an arithmetic number, because the mean of its divisors is an integer number (29489040).

Almost surely, 2^1003103328 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1003103328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1415473920).

1003103328 is an abundant number, since it is smaller than the sum of its proper divisors (1827844512).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1003103328 is a wasteful number, since it uses less digits than its factorization.

1003103328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11780 (or 11772 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 1003103328 is about 31671.8065162062. The cubic root of 1003103328 is about 1001.0333744361.

Adding to 1003103328 its reverse (8233013001), we get a palindrome (9236116329).

The spelling of 1003103328 in words is "one billion, three million, one hundred three thousand, three hundred twenty-eight".