4054421093 has 2 divisors, whose sum is σ = 4054421094. Its totient is φ = 4054421092.

The previous prime is 4054421089. The next prime is 4054421141. The reversal of 4054421093 is 3901244504.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3757444804 + 296976289 = 61298^2 + 17233^2 .

It is a cyclic number.

It is not a de Polignac number, because 4054421093 - 2² = 4054421089 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4054421593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2027210546 + 2027210547.

It is an arithmetic number, because the mean of its divisors is an integer number (2027210547).

Almost surely, 2^4054421093 is an apocalyptic number.

It is an amenable number.

4054421093 is a deficient number, since it is larger than the sum of its proper divisors (1).

4054421093 is an equidigital number, since it uses as much as digits as its factorization.

4054421093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 4054421093 is about 63674.3362195477. The cubic root of 4054421093 is about 1594.5676567205.

Adding to 4054421093 its reverse (3901244504), we get a palindrome (7955665597).

The spelling of 4054421093 in words is "four billion, fifty-four million, four hundred twenty-one thousand, ninety-three".