4021131041 has 16 divisors (see below), whose sum is σ = 4173014160. Its totient is φ = 3872344320.

The previous prime is 4021131019. The next prime is 4021131071. The reversal of 4021131041 is 1401311204.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 164224225 + 3856906816 = 12815^2 + 62104^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4021131041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4021131011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1980815 + ... + 1982843.

It is an arithmetic number, because the mean of its divisors is an integer number (260813385).

Almost surely, 2^4021131041 is an apocalyptic number.

It is an amenable number.

4021131041 is a deficient number, since it is larger than the sum of its proper divisors (151883119).

4021131041 is a wasteful number, since it uses less digits than its factorization.

4021131041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2756.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 4021131041 is about 63412.3887028394. The cubic root of 4021131041 is about 1590.1914304805.

Adding to 4021131041 its reverse (1401311204), we get a palindrome (5422442245).

The spelling of 4021131041 in words is "four billion, twenty-one million, one hundred thirty-one thousand, forty-one".