452543999 has 2 divisors, whose sum is σ = 452544000. Its totient is φ = 452543998.

The previous prime is 452543977. The next prime is 452544007. The reversal of 452543999 is 999345254.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 452543999 - 2¹⁶ = 452478463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (452543939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226271999 + 226272000.

It is an arithmetic number, because the mean of its divisors is an integer number (226272000).

Almost surely, 2^452543999 is an apocalyptic number.

452543999 is a deficient number, since it is larger than the sum of its proper divisors (1).

452543999 is an equidigital number, since it uses as much as digits as its factorization.

452543999 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1749600, while the sum is 50.

The square root of 452543999 is about 21273.0815586271. The cubic root of 452543999 is about 767.7507866303.

The spelling of 452543999 in words is "four hundred fifty-two million, five hundred forty-three thousand, nine hundred ninety-nine".