1003140542 has 8 divisors (see below), whose sum is σ = 1510143816. Its totient is φ = 499759272.

The previous prime is 1003140529. The next prime is 1003140577. The reversal of 1003140542 is 2450413001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 904808 + ... + 905915.

It is an arithmetic number, because the mean of its divisors is an integer number (188767977).

Almost surely, 2^1003140542 is an apocalyptic number.

1003140542 is a deficient number, since it is larger than the sum of its proper divisors (507003274).

1003140542 is a wasteful number, since it uses less digits than its factorization.

1003140542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1811002.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1003140542 is about 31672.3940048743. The cubic root of 1003140542 is about 1001.0457533520.

Adding to 1003140542 its reverse (2450413001), we get a palindrome (3453553543).

The spelling of 1003140542 in words is "one billion, three million, one hundred forty thousand, five hundred forty-two".