10855155 has 16 divisors (see below), whose sum is σ = 17579520. Its totient is φ = 5719008.

The previous prime is 10855151. The next prime is 10855181. The reversal of 10855155 is 55155801.

It is not a de Polignac number, because 10855155 - 2² = 10855151 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10855151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3115 + ... + 5604.

It is an arithmetic number, because the mean of its divisors is an integer number (1098720).

Almost surely, 2^10855155 is an apocalyptic number.

10855155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10855155 is a deficient number, since it is larger than the sum of its proper divisors (6724365).

10855155 is an equidigital number, since it uses as much as digits as its factorization.

10855155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8810.

The product of its (nonzero) digits is 5000, while the sum is 30.

The square root of 10855155 is about 3294.7162245025. The cubic root of 10855155 is about 221.4175340616.

The spelling of 10855155 in words is "ten million, eight hundred fifty-five thousand, one hundred fifty-five".