11180055 has 8 divisors (see below), whose sum is σ = 17888112. Its totient is φ = 5962688.

The previous prime is 11180041. The next prime is 11180063. The reversal of 11180055 is 55008111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11180055 - 2¹¹ = 11178007 is a prime.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 372654 + ... + 372683.

It is an arithmetic number, because the mean of its divisors is an integer number (2236014).

Almost surely, 2^11180055 is an apocalyptic number.

11180055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11180055 is a deficient number, since it is larger than the sum of its proper divisors (6708057).

11180055 is an equidigital number, since it uses as much as digits as its factorization.

11180055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 745345.

The product of its (nonzero) digits is 200, while the sum is 21.

The square root of 11180055 is about 3343.6589239933. The cubic root of 11180055 is about 223.6048984839.

Adding to 11180055 its reverse (55008111), we get a palindrome (66188166).

The spelling of 11180055 in words is "eleven million, one hundred eighty thousand, fifty-five".