11216546 has 8 divisors (see below), whose sum is σ = 18354384. Its totient is φ = 5098420.

The previous prime is 11216521. The next prime is 11216563. The reversal of 11216546 is 64561211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 254900 + ... + 254943.

It is an arithmetic number, because the mean of its divisors is an integer number (2294298).

Almost surely, 2^11216546 is an apocalyptic number.

11216546 is a deficient number, since it is larger than the sum of its proper divisors (7137838).

11216546 is a wasteful number, since it uses less digits than its factorization.

11216546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509856.

The product of its digits is 1440, while the sum is 26.

The square root of 11216546 is about 3349.1112253850. Note that the first 3 decimals coincide. The cubic root of 11216546 is about 223.8479117480.

Adding to 11216546 its reverse (64561211), we get a palindrome (75777757).

It can be divided in two parts, 112165 and 46, that added together give a palindrome (112211).

The spelling of 11216546 in words is "eleven million, two hundred sixteen thousand, five hundred forty-six".