11175064809 has 32 divisors (see below), whose sum is σ = 15788888064. Its totient is φ = 7015968960.

The previous prime is 11175064799. The next prime is 11175064819. The reversal of 11175064809 is 90846057111.

It is an interprime number because it is at equal distance from previous prime (11175064799) and next prime (11175064819).

It is not a de Polignac number, because 11175064809 - 2⁴ = 11175064793 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11175064819) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5353564 + ... + 5355650.

It is an arithmetic number, because the mean of its divisors is an integer number (493402752).

Almost surely, 2^11175064809 is an apocalyptic number.

It is an amenable number.

11175064809 is a deficient number, since it is larger than the sum of its proper divisors (4613823255).

11175064809 is a wasteful number, since it uses less digits than its factorization.

11175064809 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3277.

The product of its (nonzero) digits is 60480, while the sum is 42.

The spelling of 11175064809 in words is "eleven billion, one hundred seventy-five million, sixty-four thousand, eight hundred nine".