22054343 has 2 divisors, whose sum is σ = 22054344. Its totient is φ = 22054342.

The previous prime is 22054339. The next prime is 22054379. The reversal of 22054343 is 34345022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22054343 - 2² = 22054339 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22054393) 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, 11027171 + 11027172.

It is an arithmetic number, because the mean of its divisors is an integer number (11027172).

Almost surely, 2^22054343 is an apocalyptic number.

22054343 is a deficient number, since it is larger than the sum of its proper divisors (1).

22054343 is an equidigital number, since it uses as much as digits as its factorization.

22054343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 22054343 is about 4696.2051701347. The cubic root of 22054343 is about 280.4344573356.

Adding to 22054343 its reverse (34345022), we get a palindrome (56399365).

The spelling of 22054343 in words is "twenty-two million, fifty-four thousand, three hundred forty-three".