22164133 has 2 divisors, whose sum is σ = 22164134. Its totient is φ = 22164132.

The previous prime is 22164097. The next prime is 22164137. The reversal of 22164133 is 33146122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20268004 + 1896129 = 4502^2 + 1377^2 .

It is a cyclic number.

It is not a de Polignac number, because 22164133 - 2¹⁷ = 22033061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22164137) 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, 11082066 + 11082067.

It is an arithmetic number, because the mean of its divisors is an integer number (11082067).

Almost surely, 2^22164133 is an apocalyptic number.

It is an amenable number.

22164133 is a deficient number, since it is larger than the sum of its proper divisors (1).

22164133 is an equidigital number, since it uses as much as digits as its factorization.

22164133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 864, while the sum is 22.

The square root of 22164133 is about 4707.8798837693. The cubic root of 22164133 is about 280.8990362658.

The spelling of 22164133 in words is "twenty-two million, one hundred sixty-four thousand, one hundred thirty-three".