11055091 has 6 divisors (see below), whose sum is σ = 11243076. Its totient is φ = 10870200.

The previous prime is 11055089. The next prime is 11055113. The reversal of 11055091 is 19055011.

It is not a de Polignac number, because 11055091 - 2¹ = 11055089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11055001) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2236 + ... + 5206.

It is an arithmetic number, because the mean of its divisors is an integer number (1873846).

Almost surely, 2^11055091 is an apocalyptic number.

11055091 is a deficient number, since it is larger than the sum of its proper divisors (187985).

11055091 is an frugal number, since it uses more digits than its factorization.

11055091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3093 (or 3032 counting only the distinct ones).

The product of its (nonzero) digits is 225, while the sum is 22.

The square root of 11055091 is about 3324.9196982784. The cubic root of 11055091 is about 222.7686675853.

The spelling of 11055091 in words is "eleven million, fifty-five thousand, ninety-one".