119804661 has 18 divisors (see below), whose sum is σ = 183833442. Its totient is φ = 75169920.

The previous prime is 119804621. The next prime is 119804683. The reversal of 119804661 is 166408911.

It is a happy number.

119804661 is a `hidden beast` number, since 1 + 198 + 0 + 466 + 1 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 20304036 + 99500625 = 4506^2 + 9975^2 .

It is not a de Polignac number, because 119804661 - 2⁷ = 119804533 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (119804611) 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 in 17 ways as a sum of consecutive naturals, for example, 20430 + ... + 25631.

It is an arithmetic number, because the mean of its divisors is an integer number (10212969).

Almost surely, 2^119804661 is an apocalyptic number.

It is an amenable number.

119804661 is a deficient number, since it is larger than the sum of its proper divisors (64028781).

119804661 is a wasteful number, since it uses less digits than its factorization.

119804661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46101 (or 46081 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 36.

The square root of 119804661 is about 10945.5315540178. The cubic root of 119804661 is about 492.9746320677.

It can be divided in two parts, 11980 and 4661, that added together give a square (16641 = 129²).

The spelling of 119804661 in words is "one hundred nineteen million, eight hundred four thousand, six hundred sixty-one".