119799978 has 32 divisors (see below), whose sum is σ = 258086400. Its totient is φ = 36950256.

The previous prime is 119799961. The next prime is 119800019. The reversal of 119799978 is 879997911.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7318 + ... + 17121.

It is an arithmetic number, because the mean of its divisors is an integer number (8065200).

Almost surely, 2^119799978 is an apocalyptic number.

119799978 is an abundant number, since it is smaller than the sum of its proper divisors (138286422).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

119799978 is a wasteful number, since it uses less digits than its factorization.

119799978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24506.

The product of its digits is 2571912, while the sum is 60.

The square root of 119799978 is about 10945.3176290138. The cubic root of 119799978 is about 492.9682087497.

The spelling of 119799978 in words is "one hundred nineteen million, seven hundred ninety-nine thousand, nine hundred seventy-eight".