41091 has 4 divisors (see below), whose sum is σ = 54792. Its totient is φ = 27392.

The previous prime is 41081. The next prime is 41113. The reversal of 41091 is 19014.

41091 is nontrivially palindromic in base 9.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 41091 - 2¹¹ = 39043 is a prime.

It is a D-number.

It is a self number, because there is not a number n which added to its sum of digits gives 41091.

It is not an unprimeable number, because it can be changed into a prime (41011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6846 + ... + 6851.

It is an arithmetic number, because the mean of its divisors is an integer number (13698).

2⁴¹⁰⁹¹ is an apocalyptic number.

41091 is a deficient number, since it is larger than the sum of its proper divisors (13701).

41091 is a wasteful number, since it uses less digits than its factorization.

41091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13700.

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 41091 is about 202.7091512488. The cubic root of 41091 is about 34.5076647536.

The spelling of 41091 in words is "forty-one thousand, ninety-one".