22364143 has 2 divisors, whose sum is σ = 22364144. Its totient is φ = 22364142.

The previous prime is 22364141. The next prime is 22364161. The reversal of 22364143 is 34146322.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22364143 - 2¹ = 22364141 is a prime.

Together with 22364141, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22364141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11182071 + 11182072.

It is an arithmetic number, because the mean of its divisors is an integer number (11182072).

Almost surely, 2^22364143 is an apocalyptic number.

22364143 is a deficient number, since it is larger than the sum of its proper divisors (1).

22364143 is an equidigital number, since it uses as much as digits as its factorization.

22364143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 25.

The square root of 22364143 is about 4729.0742222976. The cubic root of 22364143 is about 281.7414552676.

The spelling of 22364143 in words is "twenty-two million, three hundred sixty-four thousand, one hundred forty-three".