11509796 has 18 divisors (see below), whose sum is σ = 20479158. Its totient is φ = 5660160.

The previous prime is 11509789. The next prime is 11509811. The reversal of 11509796 is 69790511.

It can be written as a sum of positive squares in only one way, i.e., 11222500 + 287296 = 3350^2 + 536^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17636 + ... + 18276.

It is an arithmetic number, because the mean of its divisors is an integer number (1137731).

Almost surely, 2^11509796 is an apocalyptic number.

It is an amenable number.

11509796 is a deficient number, since it is larger than the sum of its proper divisors (8969362).

11509796 is an equidigital number, since it uses as much as digits as its factorization.

11509796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 779 (or 710 counting only the distinct ones).

The product of its (nonzero) digits is 17010, while the sum is 38.

The square root of 11509796 is about 3392.6090255141. The cubic root of 11509796 is about 225.7819443747.

The spelling of 11509796 in words is "eleven million, five hundred nine thousand, seven hundred ninety-six".