1112239 has 2 divisors, whose sum is σ = 1112240.
Its totient is φ = 1112238.
The previous prime is 1112201. The next prime is 1112269. The reversal of 1112239 is 9322111.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 1112239 - 29 = 1111727 is a prime.
It is a plaindrome in base 10.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1112269) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556119 + 556120.
It is an arithmetic number, because the mean of its divisors is an integer number (556120).
21112239 is an apocalyptic number.
1112239 is a deficient number, since it is larger than the sum of its proper divisors (1).
1112239 is an equidigital number, since it uses as much as digits as its factorization.
1112239 is an evil number, because the sum of its binary digits is even.
The product of its digits is 108, while the sum is 19.
The square root of 1112239 is about 1054.6274223630.
The cubic root of 1112239 is about 103.6094511436.
The spelling of 1112239 in words is "one million, one hundred twelve thousand, two hundred thirty-nine".