1003031142 has 16 divisors (see below), whose sum is σ = 2006408880. Its totient is φ = 334285952.

The previous prime is 1003031123. The next prime is 1003031153. The reversal of 1003031142 is 2411303001.

1003031142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37618 + ... + 58490.

It is an arithmetic number, because the mean of its divisors is an integer number (125400555).

Almost surely, 2^1003031142 is an apocalyptic number.

1003031142 is an abundant number, since it is smaller than the sum of its proper divisors (1003377738).

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

1003031142 is a wasteful number, since it uses less digits than its factorization.

1003031142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28887.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1003031142 is about 31670.6669017247. Note that the first 3 decimals coincide. The cubic root of 1003031142 is about 1001.0093615132.

Adding to 1003031142 its reverse (2411303001), we get a palindrome (3414334143).

The spelling of 1003031142 in words is "one billion, three million, thirty-one thousand, one hundred forty-two".