113419 has 4 divisors (see below), whose sum is σ = 117360. Its totient is φ = 109480.

The previous prime is 113417. The next prime is 113437. The reversal of 113419 is 914311.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 914311 = 17 ⋅53783.

It is a cyclic number.

It is not a de Polignac number, because 113419 - 2¹ = 113417 is a prime.

It is a super-2 number, since 2×113419² = 25727739122, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 12.

It is a zygodrome in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 113396 and 113405.

It is not an unprimeable number, because it can be changed into a prime (113417) 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, 1927 + ... + 1984.

It is an arithmetic number, because the mean of its divisors is an integer number (29340).

2¹¹³⁴¹⁹ is an apocalyptic number.

113419 is a deficient number, since it is larger than the sum of its proper divisors (3941).

113419 is an equidigital number, since it uses as much as digits as its factorization.

113419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3940.

The product of its digits is 108, while the sum is 19.

The square root of 113419 is about 336.7773745369. Note that the first 3 decimals coincide. The cubic root of 113419 is about 48.4055625053.

Subtracting from 113419 its product of digits (108), we obtain a palindrome (113311).

The spelling of 113419 in words is "one hundred thirteen thousand, four hundred nineteen".