41115332161 has 8 divisors (see below), whose sum is σ = 41602306824. Its totient is φ = 40630517760.

The previous prime is 41115332143. The next prime is 41115332173. The reversal of 41115332161 is 16123351114.

It can be written as a sum of positive squares in 4 ways, for example, as 126900225 + 40988431936 = 11265^2 + 202456^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41115332161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41115332261) 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, 501760 + ... + 577921.

It is an arithmetic number, because the mean of its divisors is an integer number (5200288353).

Almost surely, 2^41115332161 is an apocalyptic number.

It is an amenable number.

41115332161 is a deficient number, since it is larger than the sum of its proper divisors (486974663).

41115332161 is a wasteful number, since it uses less digits than its factorization.

41115332161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1080131.

The product of its digits is 2160, while the sum is 28.

Adding to 41115332161 its reverse (16123351114), we get a palindrome (57238683275).

The spelling of 41115332161 in words is "forty-one billion, one hundred fifteen million, three hundred thirty-two thousand, one hundred sixty-one".