41811 has 16 divisors (see below), whose sum is σ = 69888. Its totient is φ = 21600.

The previous prime is 41809. The next prime is 41813. The reversal of 41811 is 11814.

41811 = 48² + 49² + ... + 61².

41811 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (41809) and next prime (41813).

It is not a de Polignac number, because 41811 - 2¹ = 41809 is a prime.

It is a plaindrome in base 14.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 41811.

It is not an unprimeable number, because it can be changed into a prime (41813) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 141 + ... + 321.

It is an arithmetic number, because the mean of its divisors is an integer number (4368).

2⁴¹⁸¹¹ is an apocalyptic number.

41811 is a deficient number, since it is larger than the sum of its proper divisors (28077).

41811 is a wasteful number, since it uses less digits than its factorization.

41811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202.

The product of its digits is 32, while the sum is 15.

The square root of 41811 is about 204.4773826124. The cubic root of 41811 is about 34.7080476425.

The spelling of 41811 in words is "forty-one thousand, eight hundred eleven".