112236689 has 2 divisors, whose sum is σ = 112236690. Its totient is φ = 112236688.

The previous prime is 112236679. The next prime is 112236727. The reversal of 112236689 is 986632211.

It is a happy number.

It is an a-pointer prime, because the next prime (112236727) can be obtained adding 112236689 to its sum of digits (38).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 112190464 + 46225 = 10592^2 + 215^2 .

It is an emirp because it is prime and its reverse (986632211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 112236689 - 2⁴ = 112236673 is a prime.

It is a plaindrome in base 10.

It is not a weakly prime, because it can be changed into another prime (112236679) 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 as a sum of consecutive naturals, namely, 56118344 + 56118345.

It is an arithmetic number, because the mean of its divisors is an integer number (56118345).

Almost surely, 2^112236689 is an apocalyptic number.

It is an amenable number.

112236689 is a deficient number, since it is larger than the sum of its proper divisors (1).

112236689 is an equidigital number, since it uses as much as digits as its factorization.

112236689 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 38.

The square root of 112236689 is about 10594.1818466553. The cubic root of 112236689 is about 482.3677699705.

The spelling of 112236689 in words is "one hundred twelve million, two hundred thirty-six thousand, six hundred eighty-nine".