119191887 has 12 divisors (see below), whose sum is σ = 172261440. Its totient is φ = 79417248.

The previous prime is 119191871. The next prime is 119191907. The reversal of 119191887 is 788191911.

It is not a de Polignac number, because 119191887 - 2⁴ = 119191871 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (119191867) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26818 + ... + 30944.

It is an arithmetic number, because the mean of its divisors is an integer number (14355120).

Almost surely, 2^119191887 is an apocalyptic number.

119191887 is a deficient number, since it is larger than the sum of its proper divisors (53069553).

119191887 is a wasteful number, since it uses less digits than its factorization.

119191887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7342 (or 7339 counting only the distinct ones).

The product of its digits is 36288, while the sum is 45.

The square root of 119191887 is about 10917.5036981904. The cubic root of 119191887 is about 492.1327100855.

The spelling of 119191887 in words is "one hundred nineteen million, one hundred ninety-one thousand, eight hundred eighty-seven".