11133040 has 40 divisors (see below), whose sum is σ = 26025120. Its totient is φ = 4429056.

The previous prime is 11133019. The next prime is 11133043. The reversal of 11133040 is 4033111.

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 11133040.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11133043) 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, 25141 + ... + 25579.

It is an arithmetic number, because the mean of its divisors is an integer number (650628).

Almost surely, 2^11133040 is an apocalyptic number.

11133040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11133040 is an abundant number, since it is smaller than the sum of its proper divisors (14892080).

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

11133040 is a wasteful number, since it uses less digits than its factorization.

11133040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 769 (or 763 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 11133040 is about 3336.6210453092. The cubic root of 11133040 is about 223.2910194333.

Adding to 11133040 its reverse (4033111), we get a palindrome (15166151).

The spelling of 11133040 in words is "eleven million, one hundred thirty-three thousand, forty".