11118191164 has 12 divisors (see below), whose sum is σ = 20480878600. Its totient is φ = 5266511568.

The previous prime is 11118191153. The next prime is 11118191167. The reversal of 11118191164 is 46119181111.

It is a super-2 number, since 2×11118191164² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11118191167) 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, 73145919 + ... + 73146070.

Almost surely, 2^11118191164 is an apocalyptic number.

It is an amenable number.

11118191164 is a deficient number, since it is larger than the sum of its proper divisors (9362687436).

11118191164 is a wasteful number, since it uses less digits than its factorization.

11118191164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146292012 (or 146292010 counting only the distinct ones).

The product of its digits is 1728, while the sum is 34.

The spelling of 11118191164 in words is "eleven billion, one hundred eighteen million, one hundred ninety-one thousand, one hundred sixty-four".