112165679 has 4 divisors (see below), whose sum is σ = 112853976. Its totient is φ = 111477384.

The previous prime is 112165663. The next prime is 112165723. The reversal of 112165679 is 976561211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 976561211 = 12823 ⋅76157.

It is a cyclic number.

It is not a de Polignac number, because 112165679 - 2⁴ = 112165663 is a prime.

It is a super-2 number, since 2×112165679² = 25162279091062082, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112165579) 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, 343904 + ... + 344229.

It is an arithmetic number, because the mean of its divisors is an integer number (28213494).

Almost surely, 2^112165679 is an apocalyptic number.

112165679 is a deficient number, since it is larger than the sum of its proper divisors (688297).

112165679 is an equidigital number, since it uses as much as digits as its factorization.

112165679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 688296.

The product of its digits is 22680, while the sum is 38.

The square root of 112165679 is about 10590.8299485923. The cubic root of 112165679 is about 482.2660202310.

The spelling of 112165679 in words is "one hundred twelve million, one hundred sixty-five thousand, six hundred seventy-nine".