453563 has 4 divisors (see below), whose sum is σ = 494808. Its totient is φ = 412320.

The previous prime is 453559. The next prime is 453569. The reversal of 453563 is 365354.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 453563 - 2² = 453559 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (453569) 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, 20606 + ... + 20627.

It is an arithmetic number, because the mean of its divisors is an integer number (123702).

2⁴⁵³⁵⁶³ is an apocalyptic number.

453563 is a deficient number, since it is larger than the sum of its proper divisors (41245).

453563 is a wasteful number, since it uses less digits than its factorization.

453563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41244.

The product of its digits is 5400, while the sum is 26.

The square root of 453563 is about 673.4708605426. The cubic root of 453563 is about 76.8326607142.

Subtracting from 453563 its reverse (365354), we obtain a square (88209 = 297²).

The spelling of 453563 in words is "four hundred fifty-three thousand, five hundred sixty-three".