1003031442 has 24 divisors (see below), whose sum is σ = 2483697216. Its totient is φ = 286580376.

The previous prime is 1003031437. The next prime is 1003031509. The reversal of 1003031442 is 2441303001.

1003031442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3980158 + ... + 3980409.

It is an arithmetic number, because the mean of its divisors is an integer number (103487384).

Almost surely, 2^1003031442 is an apocalyptic number.

1003031442 is an abundant number, since it is smaller than the sum of its proper divisors (1480665774).

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

1003031442 is a wasteful number, since it uses less digits than its factorization.

1003031442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7960582 (or 7960579 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1003031442 is about 31670.6716379681. The cubic root of 1003031442 is about 1001.0094613116.

Adding to 1003031442 its reverse (2441303001), we get a palindrome (3444334443).

The spelling of 1003031442 in words is "one billion, three million, thirty-one thousand, four hundred forty-two".