11184161 has 4 divisors (see below), whose sum is σ = 11209092. Its totient is φ = 11159232.

The previous prime is 11184137. The next prime is 11184191. The reversal of 11184161 is 16148111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9265936 + 1918225 = 3044^2 + 1385^2 .

It is a cyclic number.

It is not a de Polignac number, because 11184161 - 2⁶ = 11184097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (11184191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11780 + ... + 12693.

It is an arithmetic number, because the mean of its divisors is an integer number (2802273).

Almost surely, 2^11184161 is an apocalyptic number.

It is an amenable number.

11184161 is a deficient number, since it is larger than the sum of its proper divisors (24931).

11184161 is an equidigital number, since it uses as much as digits as its factorization.

11184161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24930.

The product of its digits is 192, while the sum is 23.

The square root of 11184161 is about 3344.2728656615. The cubic root of 11184161 is about 223.6322689318.

The spelling of 11184161 in words is "eleven million, one hundred eighty-four thousand, one hundred sixty-one".