11221159 has 2 divisors, whose sum is σ = 11221160. Its totient is φ = 11221158.

The previous prime is 11221141. The next prime is 11221181. The reversal of 11221159 is 95112211.

It is an a-pointer prime, because the next prime (11221181) can be obtained adding 11221159 to its sum of digits (22).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11221159 - 2⁵ = 11221127 is a prime.

It is equal to p₇₄₀₁₇₃ and since 11221159 and 740173 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11221459) 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, 5610579 + 5610580.

It is an arithmetic number, because the mean of its divisors is an integer number (5610580).

Almost surely, 2^11221159 is an apocalyptic number.

11221159 is a deficient number, since it is larger than the sum of its proper divisors (1).

11221159 is an equidigital number, since it uses as much as digits as its factorization.

11221159 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 180, while the sum is 22.

The square root of 11221159 is about 3349.7998447668. The cubic root of 11221159 is about 223.8785946602.

The spelling of 11221159 in words is "eleven million, two hundred twenty-one thousand, one hundred fifty-nine".