11205716 has 12 divisors (see below), whose sum is σ = 20286420. Its totient is φ = 5409600.

The previous prime is 11205707. The next prime is 11205721. The reversal of 11205716 is 61750211.

It can be written as a sum of positive squares in 2 ways, for example, as 5541316 + 5664400 = 2354^2 + 2380^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11205691 and 11205700.

It is a congruent number.

It is an unprimeable number.

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, 48185 + ... + 48416.

It is an arithmetic number, because the mean of its divisors is an integer number (1690535).

Almost surely, 2^11205716 is an apocalyptic number.

It is an amenable number.

11205716 is a deficient number, since it is larger than the sum of its proper divisors (9080704).

11205716 is a wasteful number, since it uses less digits than its factorization.

11205716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96634 (or 96632 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 23.

The square root of 11205716 is about 3347.4939880454. The cubic root of 11205716 is about 223.7758440025.

Adding to 11205716 its reverse (61750211), we get a palindrome (72955927).

The spelling of 11205716 in words is "eleven million, two hundred five thousand, seven hundred sixteen".