1003205042 has 32 divisors (see below), whose sum is σ = 1753374720. Its totient is φ = 421621200.

The previous prime is 1003205017. The next prime is 1003205051. The reversal of 1003205042 is 2405023001.

It is a self number, because there is not a number n which added to its sum of digits gives 1003205042.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 164003 + ... + 170009.

It is an arithmetic number, because the mean of its divisors is an integer number (54792960).

Almost surely, 2^1003205042 is an apocalyptic number.

1003205042 is a deficient number, since it is larger than the sum of its proper divisors (750169678).

1003205042 is a wasteful number, since it uses less digits than its factorization.

1003205042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6246.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 1003205042 is about 31673.4122253981. The cubic root of 1003205042 is about 1001.0672079953.

Adding to 1003205042 its reverse (2405023001), we get a palindrome (3408228043).

The spelling of 1003205042 in words is "one billion, three million, two hundred five thousand, forty-two".