119927891 has 4 divisors (see below), whose sum is σ = 121893984. Its totient is φ = 117961800.

The previous prime is 119927881. The next prime is 119927897. The reversal of 119927891 is 198729911.

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

It is not a de Polignac number, because 119927891 - 2⁶ = 119927827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (119927897) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 982955 + ... + 983076.

It is an arithmetic number, because the mean of its divisors is an integer number (30473496).

Almost surely, 2^119927891 is an apocalyptic number.

119927891 is a deficient number, since it is larger than the sum of its proper divisors (1966093).

119927891 is an equidigital number, since it uses as much as digits as its factorization.

119927891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1966092.

The product of its digits is 81648, while the sum is 47.

The square root of 119927891 is about 10951.1593450191. The cubic root of 119927891 is about 493.1435972442.

The spelling of 119927891 in words is "one hundred nineteen million, nine hundred twenty-seven thousand, eight hundred ninety-one".