11216516 has 6 divisors (see below), whose sum is σ = 19628910. Its totient is φ = 5608256.

The previous prime is 11216501. The next prime is 11216521. The reversal of 11216516 is 61561211.

It can be written as a sum of positive squares in only one way, i.e., 7398400 + 3818116 = 2720^2 + 1954^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11216491 and 11216500.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1402061 + ... + 1402068.

It is an arithmetic number, because the mean of its divisors is an integer number (3271485).

Almost surely, 2^11216516 is an apocalyptic number.

It is an amenable number.

11216516 is a deficient number, since it is larger than the sum of its proper divisors (8412394).

11216516 is a wasteful number, since it uses less digits than its factorization.

11216516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2804133 (or 2804131 counting only the distinct ones).

The product of its digits is 360, while the sum is 23.

The square root of 11216516 is about 3349.1067465818. The cubic root of 11216516 is about 223.8477121784.

Adding to 11216516 its reverse (61561211), we get a palindrome (72777727).

The spelling of 11216516 in words is "eleven million, two hundred sixteen thousand, five hundred sixteen".