105481111 has 2 divisors, whose sum is σ = 105481112. Its totient is φ = 105481110.

The previous prime is 105481099. The next prime is 105481163. The reversal of 105481111 is 111184501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 105481111 - 2⁷ = 105480983 is a prime.

It is a super-2 number, since 2×105481111² = 22252529555588642, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (105481171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52740555 + 52740556.

It is an arithmetic number, because the mean of its divisors is an integer number (52740556).

Almost surely, 2^105481111 is an apocalyptic number.

105481111 is a deficient number, since it is larger than the sum of its proper divisors (1).

105481111 is an equidigital number, since it uses as much as digits as its factorization.

105481111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 160, while the sum is 22.

The square root of 105481111 is about 10270.3997487926. The cubic root of 105481111 is about 472.4888509262.

The spelling of 105481111 in words is "one hundred five million, four hundred eighty-one thousand, one hundred eleven".