453130344521 has 4 divisors (see below), whose sum is σ = 472831663872. Its totient is φ = 433429025172.

The previous prime is 453130344509. The next prime is 453130344599. The reversal of 453130344521 is 125443031354.

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 a cyclic number.

It is not a de Polignac number, because 453130344521 - 2²⁶ = 453063235657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (453130844521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9850659641 + ... + 9850659686.

It is an arithmetic number, because the mean of its divisors is an integer number (118207915968).

Almost surely, 2^453130344521 is an apocalyptic number.

It is an amenable number.

453130344521 is a deficient number, since it is larger than the sum of its proper divisors (19701319351).

453130344521 is a wasteful number, since it uses less digits than its factorization.

453130344521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19701319350.

The product of its (nonzero) digits is 86400, while the sum is 35.

Adding to 453130344521 its reverse (125443031354), we get a palindrome (578573375875).

The spelling of 453130344521 in words is "four hundred fifty-three billion, one hundred thirty million, three hundred forty-four thousand, five hundred twenty-one".