11073569509 has 8 divisors (see below), whose sum is σ = 11228416640. Its totient is φ = 10918807776.

The previous prime is 11073569503. The next prime is 11073569579. The reversal of 11073569509 is 90596537011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11073569509 - 2¹⁷ = 11073438437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11073569503) 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 7 ways as a sum of consecutive naturals, for example, 266734 + ... + 305440.

It is an arithmetic number, because the mean of its divisors is an integer number (1403552080).

Almost surely, 2^11073569509 is an apocalyptic number.

It is an amenable number.

11073569509 is a deficient number, since it is larger than the sum of its proper divisors (154847131).

11073569509 is an equidigital number, since it uses as much as digits as its factorization.

11073569509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42699.

The product of its (nonzero) digits is 255150, while the sum is 46.

The spelling of 11073569509 in words is "eleven billion, seventy-three million, five hundred sixty-nine thousand, five hundred nine".