11099055 has 32 divisors (see below), whose sum is σ = 19554048. Its totient is φ = 5331200.

The previous prime is 11099051. The next prime is 11099063. The reversal of 11099055 is 55099011.

It is not a de Polignac number, because 11099055 - 2² = 11099051 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11099051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22360 + ... + 22850.

It is an arithmetic number, because the mean of its divisors is an integer number (611064).

Almost surely, 2^11099055 is an apocalyptic number.

11099055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11099055 is a deficient number, since it is larger than the sum of its proper divisors (8454993).

11099055 is a wasteful number, since it uses less digits than its factorization.

11099055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 647.

The product of its (nonzero) digits is 2025, while the sum is 30.

The square root of 11099055 is about 3331.5244258447. The cubic root of 11099055 is about 223.0635799056.

The spelling of 11099055 in words is "eleven million, ninety-nine thousand, fifty-five".