11133021 has 8 divisors (see below), whose sum is σ = 15124320. Its totient is φ = 7281872.

The previous prime is 11133019. The next prime is 11133043. The reversal of 11133021 is 12033111.

11133021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11133021 - 2¹ = 11133019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11132988 and 11133006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11134021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34851 + ... + 35168.

It is an arithmetic number, because the mean of its divisors is an integer number (1890540).

Almost surely, 2^11133021 is an apocalyptic number.

It is an amenable number.

11133021 is a deficient number, since it is larger than the sum of its proper divisors (3991299).

11133021 is an equidigital number, since it uses as much as digits as its factorization.

11133021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70075.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 11133021 is about 3336.6181981162. The cubic root of 11133021 is about 223.2908924081.

Adding to 11133021 its reverse (12033111), we get a palindrome (23166132).

The spelling of 11133021 in words is "eleven million, one hundred thirty-three thousand, twenty-one".