452051489 has 4 divisors (see below), whose sum is σ = 452145540. Its totient is φ = 451957440.

The previous prime is 452051461. The next prime is 452051497. The reversal of 452051489 is 984150254.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 176757025 + 275294464 = 13295^2 + 16592^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-452051489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (452051429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39404 + ... + 49565.

It is an arithmetic number, because the mean of its divisors is an integer number (113036385).

Almost surely, 2^452051489 is an apocalyptic number.

It is an amenable number.

452051489 is a deficient number, since it is larger than the sum of its proper divisors (94051).

452051489 is an equidigital number, since it uses as much as digits as its factorization.

452051489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94050.

The product of its (nonzero) digits is 57600, while the sum is 38.

The square root of 452051489 is about 21261.5025104060. The cubic root of 452051489 is about 767.4721675371.

The spelling of 452051489 in words is "four hundred fifty-two million, fifty-one thousand, four hundred eighty-nine".