4540254401 has 2 divisors, whose sum is σ = 4540254402. Its totient is φ = 4540254400.

The previous prime is 4540254347. The next prime is 4540254403. The reversal of 4540254401 is 1044520454.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3585135376 + 955119025 = 59876^2 + 30905^2 .

It is a cyclic number.

It is not a de Polignac number, because 4540254401 - 2⁶ = 4540254337 is a prime.

It is a super-2 number, since 2×4540254401² = 41227820051599737602, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 4540254403, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (4540254403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2270127200 + 2270127201.

It is an arithmetic number, because the mean of its divisors is an integer number (2270127201).

Almost surely, 2^4540254401 is an apocalyptic number.

It is an amenable number.

4540254401 is a deficient number, since it is larger than the sum of its proper divisors (1).

4540254401 is an equidigital number, since it uses as much as digits as its factorization.

4540254401 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 4540254401 is about 67381.4099065907. The cubic root of 4540254401 is about 1655.8718736442.

Adding to 4540254401 its reverse (1044520454), we get a palindrome (5584774855).

The spelling of 4540254401 in words is "four billion, five hundred forty million, two hundred fifty-four thousand, four hundred one".