1088911 has 4 divisors (see below), whose sum is σ = 1106824. Its totient is φ = 1071000.

The previous prime is 1088903. The next prime is 1088917. The reversal of 1088911 is 1198801.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1198801 = 31 ⋅38671.

It is a cyclic number.

It is not a de Polignac number, because 1088911 - 2³ = 1088903 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1088911.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1088917) 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 in 3 ways as a sum of consecutive naturals, for example, 8865 + ... + 8986.

It is an arithmetic number, because the mean of its divisors is an integer number (276706).

2^1088911 is an apocalyptic number.

1088911 is a deficient number, since it is larger than the sum of its proper divisors (17913).

1088911 is an equidigital number, since it uses as much as digits as its factorization.

1088911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17912.

The product of its (nonzero) digits is 576, while the sum is 28.

The square root of 1088911 is about 1043.5089841492. The cubic root of 1088911 is about 102.8799619602.

The spelling of 1088911 in words is "one million, eighty-eight thousand, nine hundred eleven".