105061111 has 2 divisors, whose sum is σ = 105061112. Its totient is φ = 105061110.

The previous prime is 105061069. The next prime is 105061141. The reversal of 105061111 is 111160501.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 105061111 - 2¹¹ = 105059063 is a prime.

It is a super-2 number, since 2×105061111² = 22075674089108642, which contains 22 as substring.

It is equal to p_6036001 and since 105061111 and 6036001 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (105061141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52530555 + 52530556.

It is an arithmetic number, because the mean of its divisors is an integer number (52530556).

Almost surely, 2^105061111 is an apocalyptic number.

105061111 is a deficient number, since it is larger than the sum of its proper divisors (1).

105061111 is an equidigital number, since it uses as much as digits as its factorization.

105061111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30, while the sum is 16.

The square root of 105061111 is about 10249.9322436785. The cubic root of 105061111 is about 471.8609050422.

The spelling of 105061111 in words is "one hundred five million, sixty-one thousand, one hundred eleven".