141109 has 4 divisors (see below), whose sum is σ = 143116. Its totient is φ = 139104.

The previous prime is 141107. The next prime is 141121. The reversal of 141109 is 901141.

141109 = T₂₂ + T₂₃ + ... + T₉₄.

It is a happy number.

141109 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 88209 + 52900 = 297^2 + 230^2 .

It is a cyclic number.

It is not a de Polignac number, because 141109 - 2¹ = 141107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 141092 and 141101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 894 + ... + 1039.

It is an arithmetic number, because the mean of its divisors is an integer number (35779).

2¹⁴¹¹⁰⁹ is an apocalyptic number.

It is an amenable number.

141109 is a deficient number, since it is larger than the sum of its proper divisors (2007).

141109 is an equidigital number, since it uses as much as digits as its factorization.

141109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2006.

The product of its (nonzero) digits is 36, while the sum is 16.

The square root of 141109 is about 375.6447790134. The cubic root of 141109 is about 52.0616871472.

The spelling of 141109 in words is "one hundred forty-one thousand, one hundred nine".