4331091041 has 2 divisors, whose sum is σ = 4331091042. Its totient is φ = 4331091040.

The previous prime is 4331091013. The next prime is 4331091053. The reversal of 4331091041 is 1401901334.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3201862225 + 1129228816 = 56585^2 + 33604^2 .

It is a cyclic number.

It is not a de Polignac number, because 4331091041 - 2²² = 4326896737 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4331091041.

It is not a weakly prime, because it can be changed into another prime (4331091001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2165545520 + 2165545521.

It is an arithmetic number, because the mean of its divisors is an integer number (2165545521).

Almost surely, 2^4331091041 is an apocalyptic number.

It is an amenable number.

4331091041 is a deficient number, since it is larger than the sum of its proper divisors (1).

4331091041 is an equidigital number, since it uses as much as digits as its factorization.

4331091041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 4331091041 is about 65811.0252237420. The cubic root of 4331091041 is about 1630.0431620673.

Adding to 4331091041 its reverse (1401901334), we get a palindrome (5732992375).

The spelling of 4331091041 in words is "four billion, three hundred thirty-one million, ninety-one thousand, forty-one".