119391138 has 16 divisors (see below), whose sum is σ = 265313760. Its totient is φ = 39797028.

The previous prime is 119391133. The next prime is 119391157. The reversal of 119391138 is 831193911.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (119391133) 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, 1105420 + ... + 1105527.

It is an arithmetic number, because the mean of its divisors is an integer number (16582110).

Almost surely, 2^119391138 is an apocalyptic number.

119391138 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

119391138 is an abundant number, since it is smaller than the sum of its proper divisors (145922622).

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

119391138 is a wasteful number, since it uses less digits than its factorization.

119391138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2210958 (or 2210952 counting only the distinct ones).

The product of its digits is 5832, while the sum is 36.

The square root of 119391138 is about 10926.6251880441. The cubic root of 119391138 is about 492.4067873100.

The spelling of 119391138 in words is "one hundred nineteen million, three hundred ninety-one thousand, one hundred thirty-eight".