11155013133 has 16 divisors (see below), whose sum is σ = 16930930176. Its totient is φ = 6466673840.

The previous prime is 11155013099. The next prime is 11155013137. The reversal of 11155013133 is 33131055111.

It is a happy number.

It is not a de Polignac number, because 11155013133 - 2¹⁰ = 11155012109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11155013137) 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 15 ways as a sum of consecutive naturals, for example, 7347735 + ... + 7349252.

It is an arithmetic number, because the mean of its divisors is an integer number (1058183136).

Almost surely, 2^11155013133 is an apocalyptic number.

It is an amenable number.

11155013133 is a deficient number, since it is larger than the sum of its proper divisors (5775917043).

11155013133 is a wasteful number, since it uses less digits than its factorization.

11155013133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14697024.

The product of its (nonzero) digits is 675, while the sum is 24.

Adding to 11155013133 its reverse (33131055111), we get a palindrome (44286068244).

The spelling of 11155013133 in words is "eleven billion, one hundred fifty-five million, thirteen thousand, one hundred thirty-three".