11313728 has 14 divisors (see below), whose sum is σ = 22450806. Its totient is φ = 5656832.

The previous prime is 11313727. The next prime is 11313733. The reversal of 11313728 is 82731311.

It can be written as a sum of positive squares in only one way, i.e., 11075584 + 238144 = 3328^2 + 488^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11313697 and 11313706.

It is not an unprimeable number, because it can be changed into a prime (11313727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 88325 + ... + 88452.

It is an arithmetic number, because the mean of its divisors is an integer number (1603629).

Almost surely, 2^11313728 is an apocalyptic number.

It is an amenable number.

11313728 is a deficient number, since it is larger than the sum of its proper divisors (11137078).

11313728 is an equidigital number, since it uses as much as digits as its factorization.

11313728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176789 (or 176779 counting only the distinct ones).

The product of its digits is 1008, while the sum is 26.

The square root of 11313728 is about 3363.5885598569. The cubic root of 11313728 is about 224.4925386449.

The spelling of 11313728 in words is "eleven million, three hundred thirteen thousand, seven hundred twenty-eight".