11169291289 has 12 divisors (see below), whose sum is σ = 12484710912. Its totient is φ = 9977526000.

The previous prime is 11169291283. The next prime is 11169291307. The reversal of 11169291289 is 98219296111.

It is not a de Polignac number, because 11169291289 - 2¹⁵ = 11169258521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11169291283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1060737 + ... + 1071214.

It is an arithmetic number, because the mean of its divisors is an integer number (1040392576).

Almost surely, 2^11169291289 is an apocalyptic number.

It is an amenable number.

11169291289 is a deficient number, since it is larger than the sum of its proper divisors (1315419623).

11169291289 is a wasteful number, since it uses less digits than its factorization.

11169291289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2132008 (or 2131995 counting only the distinct ones).

The product of its digits is 139968, while the sum is 49.

The spelling of 11169291289 in words is "eleven billion, one hundred sixty-nine million, two hundred ninety-one thousand, two hundred eighty-nine".