1105650445 has 4 divisors (see below), whose sum is σ = 1326780540. Its totient is φ = 884520352.

The previous prime is 1105650397. The next prime is 1105650449. The reversal of 1105650445 is 5440565011.

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 865183396 + 240467049 = 29414^2 + 15507^2 .

It is a cyclic number.

It is not a de Polignac number, because 1105650445 - 2²⁵ = 1072096013 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1105650449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110565040 + ... + 110565049.

It is an arithmetic number, because the mean of its divisors is an integer number (331695135).

Almost surely, 2^1105650445 is an apocalyptic number.

It is an amenable number.

1105650445 is a deficient number, since it is larger than the sum of its proper divisors (221130095).

1105650445 is an equidigital number, since it uses as much as digits as its factorization.

1105650445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221130094.

The product of its (nonzero) digits is 12000, while the sum is 31.

The square root of 1105650445 is about 33251.3224549040. The cubic root of 1105650445 is about 1034.0446254873.

The spelling of 1105650445 in words is "one billion, one hundred five million, six hundred fifty thousand, four hundred forty-five".