22745159 has 2 divisors, whose sum is σ = 22745160. Its totient is φ = 22745158.

The previous prime is 22745143. The next prime is 22745161. The reversal of 22745159 is 95154722.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22745159 - 2⁴ = 22745143 is a prime.

Together with 22745161, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22745059) 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, 11372579 + 11372580.

It is an arithmetic number, because the mean of its divisors is an integer number (11372580).

Almost surely, 2^22745159 is an apocalyptic number.

22745159 is a deficient number, since it is larger than the sum of its proper divisors (1).

22745159 is an equidigital number, since it uses as much as digits as its factorization.

22745159 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25200, while the sum is 35.

The square root of 22745159 is about 4769.1885053959. The cubic root of 22745159 is about 283.3324556682.

The spelling of 22745159 in words is "twenty-two million, seven hundred forty-five thousand, one hundred fifty-nine".