11084721 has 8 divisors (see below), whose sum is σ = 14798784. Its totient is φ = 7380240.

The previous prime is 11084707. The next prime is 11084729. The reversal of 11084721 is 12748011.

11084721 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 11084721 - 2¹⁰ = 11083697 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11084691 and 11084700.

It is not an unprimeable number, because it can be changed into a prime (11084729) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 991 + ... + 4811.

It is an arithmetic number, because the mean of its divisors is an integer number (1849848).

Almost surely, 2^11084721 is an apocalyptic number.

It is an amenable number.

11084721 is a deficient number, since it is larger than the sum of its proper divisors (3714063).

11084721 is an equidigital number, since it uses as much as digits as its factorization.

11084721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4791.

The product of its (nonzero) digits is 448, while the sum is 24.

The square root of 11084721 is about 3329.3724633931. The cubic root of 11084721 is about 222.9675125443.

The spelling of 11084721 in words is "eleven million, eighty-four thousand, seven hundred twenty-one".