119391 has 8 divisors (see below), whose sum is σ = 168624. Its totient is φ = 74880.

The previous prime is 119389. The next prime is 119417. The reversal of 119391 is 193911.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 119391 - 2¹ = 119389 is a prime.

119391 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (119311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1120 + ... + 1221.

It is an arithmetic number, because the mean of its divisors is an integer number (21078).

2¹¹⁹³⁹¹ is an apocalyptic number.

119391 is a deficient number, since it is larger than the sum of its proper divisors (49233).

119391 is a wasteful number, since it uses less digits than its factorization.

119391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2361.

The product of its digits is 243, while the sum is 24.

The square root of 119391 is about 345.5300276387. The cubic root of 119391 is about 49.2406597591.

It can be divided in two parts, 11 and 9391, that multiplied together give a palindrome (103301).

The spelling of 119391 in words is "one hundred nineteen thousand, three hundred ninety-one".