11040728 has 16 divisors (see below), whose sum is σ = 20747760. Its totient is φ = 5508000.

The previous prime is 11040721. The next prime is 11040749. The reversal of 11040728 is 82704011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11040721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3053 + ... + 5603.

It is an arithmetic number, because the mean of its divisors is an integer number (1296735).

Almost surely, 2^11040728 is an apocalyptic number.

It is an amenable number.

11040728 is a deficient number, since it is larger than the sum of its proper divisors (9707032).

11040728 is a wasteful number, since it uses less digits than its factorization.

11040728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3098 (or 3094 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 23.

The square root of 11040728 is about 3322.7590944876. The cubic root of 11040728 is about 222.6721505735.

Adding to 11040728 its reverse (82704011), we get a palindrome (93744739).

The spelling of 11040728 in words is "eleven million, forty thousand, seven hundred twenty-eight".