11184661 has 2 divisors, whose sum is σ = 11184662. Its totient is φ = 11184660.

The previous prime is 11184659. The next prime is 11184671. The reversal of 11184661 is 16648111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10929636 + 255025 = 3306^2 + 505^2 .

It is a cyclic number.

It is not a de Polignac number, because 11184661 - 2¹ = 11184659 is a prime.

Together with 11184659, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11184611) 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 as a sum of consecutive naturals, namely, 5592330 + 5592331.

It is an arithmetic number, because the mean of its divisors is an integer number (5592331).

Almost surely, 2^11184661 is an apocalyptic number.

It is an amenable number.

11184661 is a deficient number, since it is larger than the sum of its proper divisors (1).

11184661 is an equidigital number, since it uses as much as digits as its factorization.

11184661 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152, while the sum is 28.

The square root of 11184661 is about 3344.3476194917. The cubic root of 11184661 is about 223.6356014562.

The spelling of 11184661 in words is "eleven million, one hundred eighty-four thousand, six hundred sixty-one".