4452641189 has 2 divisors, whose sum is σ = 4452641190. Its totient is φ = 4452641188.

The previous prime is 4452641147. The next prime is 4452641201. The reversal of 4452641189 is 9811462544.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4207468225 + 245172964 = 64865^2 + 15658^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4452641189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4452641689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2226320594 + 2226320595.

It is an arithmetic number, because the mean of its divisors is an integer number (2226320595).

Almost surely, 2^4452641189 is an apocalyptic number.

It is an amenable number.

4452641189 is a deficient number, since it is larger than the sum of its proper divisors (1).

4452641189 is an equidigital number, since it uses as much as digits as its factorization.

4452641189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 276480, while the sum is 44.

The square root of 4452641189 is about 66728.1139325847. The cubic root of 4452641189 is about 1645.1515076808.

The spelling of 4452641189 in words is "four billion, four hundred fifty-two million, six hundred forty-one thousand, one hundred eighty-nine".