452524521 has 4 divisors (see below), whose sum is σ = 603366032. Its totient is φ = 301683012.

The previous prime is 452524519. The next prime is 452524529. The reversal of 452524521 is 125425254.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 452524521 - 2¹ = 452524519 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (452524529) 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 in 3 ways as a sum of consecutive naturals, for example, 75420751 + ... + 75420756.

It is an arithmetic number, because the mean of its divisors is an integer number (150841508).

Almost surely, 2^452524521 is an apocalyptic number.

It is an amenable number.

452524521 is a deficient number, since it is larger than the sum of its proper divisors (150841511).

452524521 is a wasteful number, since it uses less digits than its factorization.

452524521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150841510.

The product of its digits is 16000, while the sum is 30.

The square root of 452524521 is about 21272.6237450861. The cubic root of 452524521 is about 767.7397715213.

Adding to 452524521 its reverse (125425254), we get a palindrome (577949775).

The spelling of 452524521 in words is "four hundred fifty-two million, five hundred twenty-four thousand, five hundred twenty-one".