1112171 has 2 divisors, whose sum is σ = 1112172. Its totient is φ = 1112170.

The previous prime is 1112159. The next prime is 1112197. The reversal of 1112171 is 1712111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1112171 - 2⁶ = 1112107 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1112131) 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, 556085 + 556086.

It is an arithmetic number, because the mean of its divisors is an integer number (556086).

2^1112171 is an apocalyptic number.

1112171 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112171 is an equidigital number, since it uses as much as digits as its factorization.

1112171 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14, while the sum is 14.

The square root of 1112171 is about 1054.5951829968. The cubic root of 1112171 is about 103.6073396111.

Adding to 1112171 its reverse (1712111), we get a palindrome (2824282).

The spelling of 1112171 in words is "one million, one hundred twelve thousand, one hundred seventy-one".