4054321 has 2 divisors, whose sum is σ = 4054322. Its totient is φ = 4054320.

The previous prime is 4054291. The next prime is 4054331. The reversal of 4054321 is 1234504.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3381921 + 672400 = 1839^2 + 820^2 .

It is a cyclic number.

It is not a de Polignac number, because 4054321 - 2¹³ = 4046129 is a prime.

It is not a weakly prime, because it can be changed into another prime (4054331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2027160 + 2027161.

It is an arithmetic number, because the mean of its divisors is an integer number (2027161).

Almost surely, 2^4054321 is an apocalyptic number.

It is an amenable number.

4054321 is a deficient number, since it is larger than the sum of its proper divisors (1).

4054321 is an equidigital number, since it uses as much as digits as its factorization.

4054321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 4054321 is about 2013.5344546344. The cubic root of 4054321 is about 159.4554534718.

Adding to 4054321 its reverse (1234504), we get a palindrome (5288825).

The spelling of 4054321 in words is "four million, fifty-four thousand, three hundred twenty-one".