1112911 has 2 divisors, whose sum is σ = 1112912. Its totient is φ = 1112910.

The previous prime is 1112899. The next prime is 1112921. The reversal of 1112911 is 1192111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1112911 - 2¹⁵ = 1080143 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1112921) 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 as a sum of consecutive naturals, namely, 556455 + 556456.

It is an arithmetic number, because the mean of its divisors is an integer number (556456).

2^1112911 is an apocalyptic number.

1112911 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112911 is an equidigital number, since it uses as much as digits as its factorization.

1112911 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18, while the sum is 16.

The square root of 1112911 is about 1054.9459701805. The cubic root of 1112911 is about 103.6303134263.

The spelling of 1112911 in words is "one million, one hundred twelve thousand, nine hundred eleven".