1099227573 has 12 divisors (see below), whose sum is σ = 1589353740. Its totient is φ = 732088896.

The previous prime is 1099227559. The next prime is 1099227581. The reversal of 1099227573 is 3757229901.

It can be written as a sum of positive squares in 2 ways, for example, as 24830289 + 1074397284 = 4983^2 + 32778^2 .

It is not a de Polignac number, because 1099227573 - 2⁶ = 1099227509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1099227593) 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 11 ways as a sum of consecutive naturals, for example, 51168 + ... + 69401.

It is an arithmetic number, because the mean of its divisors is an integer number (132446145).

Almost surely, 2^1099227573 is an apocalyptic number.

It is an amenable number.

1099227573 is a deficient number, since it is larger than the sum of its proper divisors (490126167).

1099227573 is a wasteful number, since it uses less digits than its factorization.

1099227573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121588 (or 121585 counting only the distinct ones).

The product of its (nonzero) digits is 238140, while the sum is 45.

The square root of 1099227573 is about 33154.6010834092. The cubic root of 1099227573 is about 1032.0384343222.

The spelling of 1099227573 in words is "one billion, ninety-nine million, two hundred twenty-seven thousand, five hundred seventy-three".