105863111 has 2 divisors, whose sum is σ = 105863112. Its totient is φ = 105863110.

The previous prime is 105863077. The next prime is 105863141. The reversal of 105863111 is 111368501.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-105863111 is a prime.

It is a super-2 number, since 2×105863111² = 22413996541196642, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (105863141) 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, 52931555 + 52931556.

It is an arithmetic number, because the mean of its divisors is an integer number (52931556).

Almost surely, 2^105863111 is an apocalyptic number.

105863111 is a deficient number, since it is larger than the sum of its proper divisors (1).

105863111 is an equidigital number, since it uses as much as digits as its factorization.

105863111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 26.

The square root of 105863111 is about 10288.9800757898. The cubic root of 105863111 is about 473.0585367975.

The spelling of 105863111 in words is "one hundred five million, eight hundred sixty-three thousand, one hundred eleven".