11000560609 has 4 divisors (see below), whose sum is σ = 11000903620. Its totient is φ = 11000217600.

The previous prime is 11000560579. The next prime is 11000560639. The reversal of 11000560609 is 90606500011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 90606500011 = 13721 ⋅6603491.

It is an interprime number because it is at equal distance from previous prime (11000560579) and next prime (11000560639).

It can be written as a sum of positive squares in 2 ways, for example, as 8483331025 + 2517229584 = 92105^2 + 50172^2 .

It is a cyclic number.

It is not a de Polignac number, because 11000560609 - 2¹⁹ = 11000036321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11000560639) 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, 117792 + ... + 189409.

It is an arithmetic number, because the mean of its divisors is an integer number (2750225905).

Almost surely, 2^11000560609 is an apocalyptic number.

It is an amenable number.

11000560609 is a deficient number, since it is larger than the sum of its proper divisors (343011).

11000560609 is an equidigital number, since it uses as much as digits as its factorization.

11000560609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343010.

The product of its (nonzero) digits is 1620, while the sum is 28.

The spelling of 11000560609 in words is "eleven billion, five hundred sixty thousand, six hundred nine".