3261323520041 has 2 divisors, whose sum is σ = 3261323520042. Its totient is φ = 3261323520040.

The previous prime is 3261323519953. The next prime is 3261323520053. The reversal of 3261323520041 is 1400253231623.

3261323520041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3110888140441 + 150435379600 = 1763771^2 + 387860^2 .

It is an emirp because it is prime and its reverse (1400253231623) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3261323520041 is a prime.

It is a super-2 number, since 2×3261323520041² (a number of 26 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (3261323520341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1630661760020 + 1630661760021.

It is an arithmetic number, because the mean of its divisors is an integer number (1630661760021).

Almost surely, 2^{3261323520041} is an apocalyptic number.

It is an amenable number.

3261323520041 is a deficient number, since it is larger than the sum of its proper divisors (1).

3261323520041 is an equidigital number, since it uses as much as digits as its factorization.

3261323520041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 32.

Adding to 3261323520041 its reverse (1400253231623), we get a palindrome (4661576751664).

The spelling of 3261323520041 in words is "three trillion, two hundred sixty-one billion, three hundred twenty-three million, five hundred twenty thousand, forty-one".