109371 has 4 divisors (see below), whose sum is σ = 145832. Its totient is φ = 72912.
The previous prime is 109367. The next prime is 109379. The reversal of 109371 is 173901.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 109371 - 22 = 109367 is a prime.
It is a D-number.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (109379) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18226 + ... + 18231.
It is an arithmetic number, because the mean of its divisors is an integer number (36458).
2109371 is an apocalyptic number.
109371 is a deficient number, since it is larger than the sum of its proper divisors (36461).
109371 is an equidigital number, since it uses as much as digits as its factorization.
109371 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36460.
The product of its (nonzero) digits is 189, while the sum is 21.
The square root of 109371 is about 330.7128663962. The cubic root of 109371 is about 47.8226965737.
The spelling of 109371 in words is "one hundred nine thousand, three hundred seventy-one".
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