4054225421 has 2 divisors, whose sum is σ = 4054225422. Its totient is φ = 4054225420.

The previous prime is 4054225403. The next prime is 4054225423. The reversal of 4054225421 is 1245224504.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3613813225 + 440412196 = 60115^2 + 20986^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4054225421 is a prime.

Together with 4054225423, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4054225423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2027112710 + 2027112711.

It is an arithmetic number, because the mean of its divisors is an integer number (2027112711).

Almost surely, 2^4054225421 is an apocalyptic number.

It is an amenable number.

4054225421 is a deficient number, since it is larger than the sum of its proper divisors (1).

4054225421 is an equidigital number, since it uses as much as digits as its factorization.

4054225421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12800, while the sum is 29.

The square root of 4054225421 is about 63672.7996950032. The cubic root of 4054225421 is about 1594.5420042903.

Adding to 4054225421 its reverse (1245224504), we get a palindrome (5299449925).

The spelling of 4054225421 in words is "four billion, fifty-four million, two hundred twenty-five thousand, four hundred twenty-one".