119113391 has 4 divisors (see below), whose sum is σ = 119844312. Its totient is φ = 118382472.

The previous prime is 119113387. The next prime is 119113399. The reversal of 119113391 is 193311911.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 193311911 = 13 ⋅14870147.

It is a cyclic number.

It is not a de Polignac number, because 119113391 - 2² = 119113387 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (119113399) 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, 365216 + ... + 365541.

It is an arithmetic number, because the mean of its divisors is an integer number (29961078).

Almost surely, 2^119113391 is an apocalyptic number.

119113391 is a deficient number, since it is larger than the sum of its proper divisors (730921).

119113391 is an equidigital number, since it uses as much as digits as its factorization.

119113391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 730920.

The product of its digits is 729, while the sum is 29.

The square root of 119113391 is about 10913.9081451147. The cubic root of 119113391 is about 492.0246520245.

The spelling of 119113391 in words is "one hundred nineteen million, one hundred thirteen thousand, three hundred ninety-one".