110001109 has 2 divisors, whose sum is σ = 110001110. Its totient is φ = 110001108.

The previous prime is 110001107. The next prime is 110001119. The reversal of 110001109 is 901100011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 104346225 + 5654884 = 10215^2 + 2378^2 .

It is a cyclic number.

It is not a de Polignac number, because 110001109 - 2¹ = 110001107 is a prime.

Together with 110001107, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110001107) 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, 55000554 + 55000555.

It is an arithmetic number, because the mean of its divisors is an integer number (55000555).

Almost surely, 2^110001109 is an apocalyptic number.

It is an amenable number.

110001109 is a deficient number, since it is larger than the sum of its proper divisors (1).

110001109 is an equidigital number, since it uses as much as digits as its factorization.

110001109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9, while the sum is 13.

The square root of 110001109 is about 10488.1413510688. The cubic root of 110001109 is about 479.1435959083.

The spelling of 110001109 in words is "one hundred ten million, one thousand, one hundred nine".