109189082 has 4 divisors (see below), whose sum is σ = 163783626. Its totient is φ = 54594540.

The previous prime is 109189081. The next prime is 109189097. The reversal of 109189082 is 280981901.

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

It can be written as a sum of positive squares in only one way, i.e., 74978281 + 34210801 = 8659^2 + 5849^2 .

It is not an unprimeable number, because it can be changed into a prime (109189081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27297269 + ... + 27297272.

Almost surely, 2^109189082 is an apocalyptic number.

109189082 is a deficient number, since it is larger than the sum of its proper divisors (54594544).

109189082 is an equidigital number, since it uses as much as digits as its factorization.

109189082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54594543.

The product of its (nonzero) digits is 10368, while the sum is 38.

The square root of 109189082 is about 10449.3579707081. The cubic root of 109189082 is about 477.9616718508.

The spelling of 109189082 in words is "one hundred nine million, one hundred eighty-nine thousand, eighty-two".