112164909 has 8 divisors (see below), whose sum is σ = 152005152. Its totient is φ = 73550640.

The previous prime is 112164893. The next prime is 112164917. The reversal of 112164909 is 909461211.

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

It is not a de Polignac number, because 112164909 - 2⁴ = 112164893 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 112164909.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112164979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 306279 + ... + 306644.

It is an arithmetic number, because the mean of its divisors is an integer number (19000644).

Almost surely, 2^112164909 is an apocalyptic number.

It is an amenable number.

112164909 is a deficient number, since it is larger than the sum of its proper divisors (39840243).

112164909 is an equidigital number, since it uses as much as digits as its factorization.

112164909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612987.

The product of its (nonzero) digits is 3888, while the sum is 33.

The square root of 112164909 is about 10590.7935963270. The cubic root of 112164909 is about 482.2649166680.

The spelling of 112164909 in words is "one hundred twelve million, one hundred sixty-four thousand, nine hundred nine".