11141155164 has 12 divisors (see below), whose sum is σ = 25996028744. Its totient is φ = 3713718384.

The previous prime is 11141155163. The next prime is 11141155171. The reversal of 11141155164 is 46155114111.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11141155163) 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, 464214787 + ... + 464214810.

Almost surely, 2^11141155164 is an apocalyptic number.

It is an amenable number.

11141155164 is an abundant number, since it is smaller than the sum of its proper divisors (14854873580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11141155164 is a wasteful number, since it uses less digits than its factorization.

11141155164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 928429604 (or 928429602 counting only the distinct ones).

The product of its digits is 2400, while the sum is 30.

Adding to 11141155164 its reverse (46155114111), we get a palindrome (57296269275).

The spelling of 11141155164 in words is "eleven billion, one hundred forty-one million, one hundred fifty-five thousand, one hundred sixty-four".