1004020531242 has 16 divisors (see below), whose sum is σ = 2008125043200. Its totient is φ = 334659513632.

The previous prime is 1004020531229. The next prime is 1004020531247. The reversal of 1004020531242 is 2421350204001.

It is not an unprimeable number, because it can be changed into a prime (1004020531247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3343242 + ... + 3631157.

It is an arithmetic number, because the mean of its divisors is an integer number (125507815200).

Almost surely, 2^{1004020531242} is an apocalyptic number.

1004020531242 is an abundant number, since it is smaller than the sum of its proper divisors (1004104511958).

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

1004020531242 is a wasteful number, since it uses less digits than its factorization.

1004020531242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6998397.

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 1004020531242 its reverse (2421350204001), we get a palindrome (3425370735243).

The spelling of 1004020531242 in words is "one trillion, four billion, twenty million, five hundred thirty-one thousand, two hundred forty-two".