22136071 has 2 divisors, whose sum is σ = 22136072. Its totient is φ = 22136070.

The previous prime is 22136029. The next prime is 22136087. The reversal of 22136071 is 17063122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22136071 - 2⁷ = 22135943 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 (22136011) 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, 11068035 + 11068036.

It is an arithmetic number, because the mean of its divisors is an integer number (11068036).

Almost surely, 2^22136071 is an apocalyptic number.

22136071 is a deficient number, since it is larger than the sum of its proper divisors (1).

22136071 is an equidigital number, since it uses as much as digits as its factorization.

22136071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 22136071 is about 4704.8986173987. The cubic root of 22136071 is about 280.7804374797.

Adding to 22136071 its reverse (17063122), we get a palindrome (39199193).

The spelling of 22136071 in words is "twenty-two million, one hundred thirty-six thousand, seventy-one".