11153133 has 20 divisors (see below), whose sum is σ = 17540160. Its totient is φ = 7043112.

The previous prime is 11153117. The next prime is 11153201. The reversal of 11153133 is 33135111.

It is not a de Polignac number, because 11153133 - 2⁴ = 11153117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11153113) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2085 + ... + 5162.

It is an arithmetic number, because the mean of its divisors is an integer number (877008).

Almost surely, 2^11153133 is an apocalyptic number.

It is an amenable number.

11153133 is a deficient number, since it is larger than the sum of its proper divisors (6387027).

11153133 is an equidigital number, since it uses as much as digits as its factorization.

11153133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7278 (or 7269 counting only the distinct ones).

The product of its digits is 135, while the sum is 18.

The square root of 11153133 is about 3339.6306682027. The cubic root of 11153133 is about 223.4252711745.

Adding to 11153133 its reverse (33135111), we get a palindrome (44288244).

The spelling of 11153133 in words is "eleven million, one hundred fifty-three thousand, one hundred thirty-three".