4452520447 has 2 divisors, whose sum is σ = 4452520448. Its totient is φ = 4452520446.

The previous prime is 4452520417. The next prime is 4452520459. The reversal of 4452520447 is 7440252544.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4452520447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4452520417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2226260223 + 2226260224.

It is an arithmetic number, because the mean of its divisors is an integer number (2226260224).

Almost surely, 2^4452520447 is an apocalyptic number.

4452520447 is a deficient number, since it is larger than the sum of its proper divisors (1).

4452520447 is an equidigital number, since it uses as much as digits as its factorization.

4452520447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 179200, while the sum is 37.

The square root of 4452520447 is about 66727.2091953500. The cubic root of 4452520447 is about 1645.1366370553.

The spelling of 4452520447 in words is "four billion, four hundred fifty-two million, five hundred twenty thousand, four hundred forty-seven".