119913 has 4 divisors (see below), whose sum is σ = 159888. Its totient is φ = 79940.

The previous prime is 119891. The next prime is 119921. The reversal of 119913 is 319911.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 319911 = 3 ⋅106637.

It is a cyclic number.

It is not a de Polignac number, because 119913 - 2⁵ = 119881 is a prime.

It is an Ulam number.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (119923) 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, 19983 + ... + 19988.

It is an arithmetic number, because the mean of its divisors is an integer number (39972).

2¹¹⁹⁹¹³ is an apocalyptic number.

It is an amenable number.

119913 is a deficient number, since it is larger than the sum of its proper divisors (39975).

119913 is an equidigital number, since it uses as much as digits as its factorization.

119913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39974.

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

The square root of 119913 is about 346.2845650617. The cubic root of 119913 is about 49.3123185797.

The spelling of 119913 in words is "one hundred nineteen thousand, nine hundred thirteen".