4452454009 has 2 divisors, whose sum is σ = 4452454010. Its totient is φ = 4452454008.

The previous prime is 4452454007. The next prime is 4452454021. The reversal of 4452454009 is 9004542544.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2453022784 + 1999431225 = 49528^2 + 44715^2 .

It is a cyclic number.

It is not a de Polignac number, because 4452454009 - 2¹ = 4452454007 is a prime.

Together with 4452454007, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4452454007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2226227004 + 2226227005.

It is an arithmetic number, because the mean of its divisors is an integer number (2226227005).

Almost surely, 2^4452454009 is an apocalyptic number.

It is an amenable number.

4452454009 is a deficient number, since it is larger than the sum of its proper divisors (1).

4452454009 is an equidigital number, since it uses as much as digits as its factorization.

4452454009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 115200, while the sum is 37.

The square root of 4452454009 is about 66726.7113605938. The cubic root of 4452454009 is about 1645.1284544141.

The spelling of 4452454009 in words is "four billion, four hundred fifty-two million, four hundred fifty-four thousand, nine".