22091159 has 2 divisors, whose sum is σ = 22091160. Its totient is φ = 22091158.

The previous prime is 22091141. The next prime is 22091171. The reversal of 22091159 is 95119022.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22091159 is a prime.

It is a Sophie Germain 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 (22091759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11045579 + 11045580.

It is an arithmetic number, because the mean of its divisors is an integer number (11045580).

Almost surely, 2^22091159 is an apocalyptic number.

22091159 is a deficient number, since it is larger than the sum of its proper divisors (1).

22091159 is an equidigital number, since it uses as much as digits as its factorization.

22091159 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 29.

The square root of 22091159 is about 4700.1232962551. The cubic root of 22091159 is about 280.5904165695.

The spelling of 22091159 in words is "twenty-two million, ninety-one thousand, one hundred fifty-nine".