453568897 has 4 divisors (see below), whose sum is σ = 453611520. Its totient is φ = 453526276.

The previous prime is 453568889. The next prime is 453568909. The reversal of 453568897 is 798865354.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 453568897 - 2³ = 453568889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (453568867) 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, 9504 + ... + 31582.

It is an arithmetic number, because the mean of its divisors is an integer number (113402880).

Almost surely, 2^453568897 is an apocalyptic number.

It is an amenable number.

453568897 is a deficient number, since it is larger than the sum of its proper divisors (42623).

453568897 is a wasteful number, since it uses less digits than its factorization.

453568897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42622.

The product of its digits is 7257600, while the sum is 55.

The square root of 453568897 is about 21297.1570168415. The cubic root of 453568897 is about 768.3299369272.

The spelling of 453568897 in words is "four hundred fifty-three million, five hundred sixty-eight thousand, eight hundred ninety-seven".