112256009 has 8 divisors (see below), whose sum is σ = 118728480. Its totient is φ = 105840000.

The previous prime is 112255999. The next prime is 112256017. The reversal of 112256009 is 900652211.

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 112256009 - 2²⁰ = 111207433 is a prime.

It is a super-3 number, since 3×112256009³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (112256509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9992 + ... + 18009.

It is an arithmetic number, because the mean of its divisors is an integer number (14841060).

Almost surely, 2^112256009 is an apocalyptic number.

112256009 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

112256009 is a deficient number, since it is larger than the sum of its proper divisors (6472471).

112256009 is a wasteful number, since it uses less digits than its factorization.

112256009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28231.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 112256009 is about 10595.0936286566. The cubic root of 112256009 is about 482.3954460383.

The spelling of 112256009 in words is "one hundred twelve million, two hundred fifty-six thousand, nine".