452576909 has 2 divisors, whose sum is σ = 452576910. Its totient is φ = 452576908.

The previous prime is 452576881. The next prime is 452576947. The reversal of 452576909 is 909675254.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 288660100 + 163916809 = 16990^2 + 12803^2 .

It is a cyclic number.

It is not a de Polignac number, because 452576909 - 2¹⁶ = 452511373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (452576989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226288454 + 226288455.

It is an arithmetic number, because the mean of its divisors is an integer number (226288455).

Almost surely, 2^452576909 is an apocalyptic number.

It is an amenable number.

452576909 is a deficient number, since it is larger than the sum of its proper divisors (1).

452576909 is an equidigital number, since it uses as much as digits as its factorization.

452576909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 680400, while the sum is 47.

The square root of 452576909 is about 21273.8550573233. The cubic root of 452576909 is about 767.7693970240.

The spelling of 452576909 in words is "four hundred fifty-two million, five hundred seventy-six thousand, nine hundred nine".