11495209009 has 8 divisors (see below), whose sum is σ = 11713500000. Its totient is φ = 11277700032.

The previous prime is 11495208953. The next prime is 11495209027. The reversal of 11495209009 is 90090259411.

11495209009 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11495209009 - 2²¹ = 11493111857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11495209709) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 165784 + ... + 224665.

It is an arithmetic number, because the mean of its divisors is an integer number (1464187500).

Almost surely, 2^11495209009 is an apocalyptic number.

It is an amenable number.

11495209009 is a deficient number, since it is larger than the sum of its proper divisors (218290991).

11495209009 is an equidigital number, since it uses as much as digits as its factorization.

11495209009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391007.

The product of its (nonzero) digits is 29160, while the sum is 40.

The spelling of 11495209009 in words is "eleven billion, four hundred ninety-five million, two hundred nine thousand, nine".