112281617 has 8 divisors (see below), whose sum is σ = 135870336. Its totient is φ = 90580032.

The previous prime is 112281577. The next prime is 112281623. The reversal of 112281617 is 716182211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 112281617 - 2⁶ = 112281553 is a prime.

It is a super-2 number, since 2×112281617² = 25214323032269378, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 112281617.

It is not an unprimeable number, because it can be changed into a prime (112281517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 471653 + ... + 471890.

It is an arithmetic number, because the mean of its divisors is an integer number (16983792).

Almost surely, 2^112281617 is an apocalyptic number.

112281617 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

112281617 is a deficient number, since it is larger than the sum of its proper divisors (23588719).

112281617 is an equidigital number, since it uses as much as digits as its factorization.

112281617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 943567.

The product of its digits is 1344, while the sum is 29.

The square root of 112281617 is about 10596.3020436377. The cubic root of 112281617 is about 482.4321248272.

The spelling of 112281617 in words is "one hundred twelve million, two hundred eighty-one thousand, six hundred seventeen".