1106165555 has 16 divisors (see below), whose sum is σ = 1459482624. Its totient is φ = 798144480.

The previous prime is 1106165551. The next prime is 1106165573. The reversal of 1106165555 is 5555616011.

It is not a de Polignac number, because 1106165555 - 2² = 1106165551 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1106165551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72197 + ... + 86166.

It is an arithmetic number, because the mean of its divisors is an integer number (91217664).

Almost surely, 2^1106165555 is an apocalyptic number.

1106165555 is a deficient number, since it is larger than the sum of its proper divisors (353317069).

1106165555 is a wasteful number, since it uses less digits than its factorization.

1106165555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158506.

The product of its (nonzero) digits is 22500, while the sum is 35.

The square root of 1106165555 is about 33259.0672599218. The cubic root of 1106165555 is about 1034.2051837761.

It can be divided in two parts, 1106 and 165555, that added together give a palindrome (166661).

The spelling of 1106165555 in words is "one billion, one hundred six million, one hundred sixty-five thousand, five hundred fifty-five".