1003003442 has 24 divisors (see below), whose sum is σ = 1751652864. Its totient is φ = 429486792.

The previous prime is 1003003433. The next prime is 1003003447. The reversal of 1003003442 is 2443003001.

It is a self number, because there is not a number n which added to its sum of digits gives 1003003442.

It is not an unprimeable number, because it can be changed into a prime (1003003447) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 130223 + ... + 137709.

It is an arithmetic number, because the mean of its divisors is an integer number (72985536).

Almost surely, 2^1003003442 is an apocalyptic number.

1003003442 is a deficient number, since it is larger than the sum of its proper divisors (748649422).

1003003442 is a wasteful number, since it uses less digits than its factorization.

1003003442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8870 (or 8863 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 1003003442 is about 31670.2295855272. The cubic root of 1003003442 is about 1001.0001467064. Note that the first 3 decimals are identical.

Adding to 1003003442 its reverse (2443003001), we get a palindrome (3446006443).

The spelling of 1003003442 in words is "one billion, three million, three thousand, four hundred forty-two".