452947589 has 2 divisors, whose sum is σ = 452947590. Its totient is φ = 452947588.

The previous prime is 452947567. The next prime is 452947591. The reversal of 452947589 is 985749254.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 248314564 + 204633025 = 15758^2 + 14305^2 .

It is a cyclic number.

It is not a de Polignac number, because 452947589 - 2⁸ = 452947333 is a prime.

Together with 452947591, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 452947589.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (452947519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226473794 + 226473795.

It is an arithmetic number, because the mean of its divisors is an integer number (226473795).

Almost surely, 2^452947589 is an apocalyptic number.

It is an amenable number.

452947589 is a deficient number, since it is larger than the sum of its proper divisors (1).

452947589 is an equidigital number, since it uses as much as digits as its factorization.

452947589 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3628800, while the sum is 53.

The square root of 452947589 is about 21282.5653763826. The cubic root of 452947589 is about 767.9789519016.

The spelling of 452947589 in words is "four hundred fifty-two million, nine hundred forty-seven thousand, five hundred eighty-nine".