119845109 has 8 divisors (see below), whose sum is σ = 123340248. Its totient is φ = 116363520.

The previous prime is 119845093. The next prime is 119845127. The reversal of 119845109 is 901548911.

It can be written as a sum of positive squares in 4 ways, for example, as 41964484 + 77880625 = 6478^2 + 8825^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 119845109 - 2⁴ = 119845093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (119845129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16169 + ... + 22385.

It is an arithmetic number, because the mean of its divisors is an integer number (15417531).

Almost surely, 2^119845109 is an apocalyptic number.

It is an amenable number.

119845109 is a deficient number, since it is larger than the sum of its proper divisors (3495139).

119845109 is an equidigital number, since it uses as much as digits as its factorization.

119845109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6775.

The product of its (nonzero) digits is 12960, while the sum is 38.

The square root of 119845109 is about 10947.3790927327. The cubic root of 119845109 is about 493.0301045737.

The spelling of 119845109 in words is "one hundred nineteen million, eight hundred forty-five thousand, one hundred nine".