11172055 has 8 divisors (see below), whose sum is σ = 13464000. Its totient is φ = 8899296.

The previous prime is 11172023. The next prime is 11172061. The reversal of 11172055 is 55027111.

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 11172055 - 2⁵ = 11172023 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3480 + ... + 5869.

It is an arithmetic number, because the mean of its divisors is an integer number (1683000).

Almost surely, 2^11172055 is an apocalyptic number.

11172055 is a deficient number, since it is larger than the sum of its proper divisors (2291945).

11172055 is an equidigital number, since it uses as much as digits as its factorization.

11172055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9593.

The product of its (nonzero) digits is 350, while the sum is 22.

The square root of 11172055 is about 3342.4624156451. The cubic root of 11172055 is about 223.5515515182.

Adding to 11172055 its reverse (55027111), we get a palindrome (66199166).

The spelling of 11172055 in words is "eleven million, one hundred seventy-two thousand, fifty-five".