11051728 has 20 divisors (see below), whose sum is σ = 21612580. Its totient is φ = 5474304.

The previous prime is 11051713. The next prime is 11051743. The reversal of 11051728 is 82715011.

It is an interprime number because it is at equal distance from previous prime (11051713) and next prime (11051743).

It can be written as a sum of positive squares in 2 ways, for example, as 5798464 + 5253264 = 2408^2 + 2292^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1425 + ... + 4912.

It is an arithmetic number, because the mean of its divisors is an integer number (1080629).

Almost surely, 2^11051728 is an apocalyptic number.

It is an amenable number.

11051728 is a deficient number, since it is larger than the sum of its proper divisors (10560852).

11051728 is a wasteful number, since it uses less digits than its factorization.

11051728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6454 (or 6448 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 25.

The square root of 11051728 is about 3324.4139333122. The cubic root of 11051728 is about 222.7460762740.

Adding to 11051728 its reverse (82715011), we get a palindrome (93766739).

The spelling of 11051728 in words is "eleven million, fifty-one thousand, seven hundred twenty-eight".