112719 has 4 divisors (see below), whose sum is σ = 150296. Its totient is φ = 75144.

The previous prime is 112691. The next prime is 112741. The reversal of 112719 is 917211.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 112719 - 2⁵ = 112687 is a prime.

It is a super-2 number, since 2×112719² = 25411145922, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is a nialpdrome in base 11.

It is a junction number, because it is equal to n+sod(n) for n = 112695 and 112704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112759) 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, 18784 + ... + 18789.

It is an arithmetic number, because the mean of its divisors is an integer number (37574).

2¹¹²⁷¹⁹ is an apocalyptic number.

112719 is a deficient number, since it is larger than the sum of its proper divisors (37577).

112719 is an equidigital number, since it uses as much as digits as its factorization.

112719 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37576.

The product of its digits is 126, while the sum is 21.

The square root of 112719 is about 335.7365038241. The cubic root of 112719 is about 48.3057736926.

It can be divided in two parts, 1 and 12719, that added together give a triangular number (12720 = T₁₅₉).

The spelling of 112719 in words is "one hundred twelve thousand, seven hundred nineteen".