453541524521 has 2 divisors, whose sum is σ = 453541524522. Its totient is φ = 453541524520.

The previous prime is 453541524473. The next prime is 453541524539. The reversal of 453541524521 is 125425145354.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 300895034521 + 152646490000 = 548539^2 + 390700^2 .

It is a cyclic number.

It is not a de Polignac number, because 453541524521 - 2¹⁴ = 453541508137 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (453541523521) 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, 226770762260 + 226770762261.

It is an arithmetic number, because the mean of its divisors is an integer number (226770762261).

Almost surely, 2^453541524521 is an apocalyptic number.

It is an amenable number.

453541524521 is a deficient number, since it is larger than the sum of its proper divisors (1).

453541524521 is an equidigital number, since it uses as much as digits as its factorization.

453541524521 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 480000, while the sum is 41.

Adding to 453541524521 its reverse (125425145354), we get a palindrome (578966669875).

The spelling of 453541524521 in words is "four hundred fifty-three billion, five hundred forty-one million, five hundred twenty-four thousand, five hundred twenty-one".