41081831259121 has 3 divisors (see below), whose sum is σ = 41081837668633. Its totient is φ = 41081824849610.

The previous prime is 41081831259101. The next prime is 41081831259127. The reversal of 41081831259121 is 12195213818014.

The square root of 41081831259121 is 6409511.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 41081831259121 - 2²³ = 41081822870513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41081831259127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 3204756 + ... + 9614266.

Almost surely, 2^{41081831259121} is an apocalyptic number.

41081831259121 is the 6409511-st square number.

41081831259121 is the 3204756-th centered octagonal number.

It is an amenable number.

41081831259121 is a deficient number, since it is larger than the sum of its proper divisors (6409512).

41081831259121 is an frugal number, since it uses more digits than its factorization.

41081831259121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12819022 (or 6409511 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 46.

The spelling of 41081831259121 in words is "forty-one trillion, eighty-one billion, eight hundred thirty-one million, two hundred fifty-nine thousand, one hundred twenty-one".