453613 has 4 divisors (see below), whose sum is σ = 455040. Its totient is φ = 452188.

The previous prime is 453601. The next prime is 453617. The reversal of 453613 is 316354.

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 a de Polignac number, because none of the positive numbers 2^k-453613 is a prime.

It is a Duffinian number.

453613 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (453617) 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, 6 + ... + 952.

It is an arithmetic number, because the mean of its divisors is an integer number (113760).

2⁴⁵³⁶¹³ is an apocalyptic number.

It is an amenable number.

453613 is a deficient number, since it is larger than the sum of its proper divisors (1427).

453613 is an equidigital number, since it uses as much as digits as its factorization.

453613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1426.

The product of its digits is 1080, while the sum is 22.

The square root of 453613 is about 673.5079806506. The cubic root of 453613 is about 76.8354839103.

Adding to 453613 its reverse (316354), we get a palindrome (769967).

The spelling of 453613 in words is "four hundred fifty-three thousand, six hundred thirteen".