1055011166 has 32 divisors (see below), whose sum is σ = 1748107008. Its totient is φ = 473549440.

The previous prime is 1055011159. The next prime is 1055011193. The reversal of 1055011166 is 6611105501.

It is a super-2 number, since 2×1055011166² = 2226097120769359112, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 862031 + ... + 863253.

It is an arithmetic number, because the mean of its divisors is an integer number (54628344).

Almost surely, 2^1055011166 is an apocalyptic number.

1055011166 is a deficient number, since it is larger than the sum of its proper divisors (693095842).

1055011166 is a wasteful number, since it uses less digits than its factorization.

1055011166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1696.

The product of its (nonzero) digits is 900, while the sum is 26.

The square root of 1055011166 is about 32480.9354237220. The cubic root of 1055011166 is about 1018.0107217591.

Adding to 1055011166 its reverse (6611105501), we get a palindrome (7666116667).

The spelling of 1055011166 in words is "one billion, fifty-five million, eleven thousand, one hundred sixty-six".