453104253521 has 2 divisors, whose sum is σ = 453104253522. Its totient is φ = 453104253520.

The previous prime is 453104253499. The next prime is 453104253523. The reversal of 453104253521 is 125352401354.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 432649533121 + 20454720400 = 657761^2 + 143020^2 .

It is a cyclic number.

It is not a de Polignac number, because 453104253521 - 2³⁸ = 178226346577 is a prime.

Together with 453104253523, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (453104253523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226552126760 + 226552126761.

It is an arithmetic number, because the mean of its divisors is an integer number (226552126761).

Almost surely, 2^453104253521 is an apocalyptic number.

It is an amenable number.

453104253521 is a deficient number, since it is larger than the sum of its proper divisors (1).

453104253521 is an equidigital number, since it uses as much as digits as its factorization.

453104253521 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72000, while the sum is 35.

Adding to 453104253521 its reverse (125352401354), we get a palindrome (578456654875).

The spelling of 453104253521 in words is "four hundred fifty-three billion, one hundred four million, two hundred fifty-three thousand, five hundred twenty-one".