11201189 has 2 divisors, whose sum is σ = 11201190. Its totient is φ = 11201188.

The previous prime is 11201171. The next prime is 11201219. The reversal of 11201189 is 98110211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5678689 + 5522500 = 2383^2 + 2350^2 .

It is a cyclic number.

It is not a de Polignac number, because 11201189 - 2¹² = 11197093 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11201119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5600594 + 5600595.

It is an arithmetic number, because the mean of its divisors is an integer number (5600595).

Almost surely, 2^11201189 is an apocalyptic number.

It is an amenable number.

11201189 is a deficient number, since it is larger than the sum of its proper divisors (1).

11201189 is an equidigital number, since it uses as much as digits as its factorization.

11201189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 23.

The square root of 11201189 is about 3346.8177422740. The cubic root of 11201189 is about 223.7457055239.

The spelling of 11201189 in words is "eleven million, two hundred one thousand, one hundred eighty-nine".