1105522105 has 4 divisors (see below), whose sum is σ = 1326626532. Its totient is φ = 884417680.

The previous prime is 1105522091. The next prime is 1105522123. The reversal of 1105522105 is 5012255011.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 598731961 + 506790144 = 24469^2 + 22512^2 .

It is a de Polignac number, because none of the positive numbers 2^k-1105522105 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian 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 3 ways as a sum of consecutive naturals, for example, 110552206 + ... + 110552215.

It is an arithmetic number, because the mean of its divisors is an integer number (331656633).

Almost surely, 2^1105522105 is an apocalyptic number.

It is an amenable number.

1105522105 is a deficient number, since it is larger than the sum of its proper divisors (221104427).

1105522105 is an equidigital number, since it uses as much as digits as its factorization.

1105522105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221104426.

The product of its (nonzero) digits is 500, while the sum is 22.

The square root of 1105522105 is about 33249.3925508422. The cubic root of 1105522105 is about 1034.0046145227.

Adding to 1105522105 its reverse (5012255011), we get a palindrome (6117777116).

The spelling of 1105522105 in words is "one billion, one hundred five million, five hundred twenty-two thousand, one hundred five".