41800111 has 2 divisors, whose sum is σ = 41800112. Its totient is φ = 41800110.

The previous prime is 41800097. The next prime is 41800117. The reversal of 41800111 is 11100814.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 41800111 - 2⁷ = 41799983 is a prime.

It is a super-2 number, since 2×41800111² = 3494498559224642, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41800117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20900055 + 20900056.

It is an arithmetic number, because the mean of its divisors is an integer number (20900056).

Almost surely, 2^41800111 is an apocalyptic number.

41800111 is a deficient number, since it is larger than the sum of its proper divisors (1).

41800111 is an equidigital number, since it uses as much as digits as its factorization.

41800111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 16.

The square root of 41800111 is about 6465.3005343913. The cubic root of 41800111 is about 347.0503433063.

Adding to 41800111 its reverse (11100814), we get a palindrome (52900925).

The spelling of 41800111 in words is "forty-one million, eight hundred thousand, one hundred eleven".