454404453 has 4 divisors (see below), whose sum is σ = 605872608. Its totient is φ = 302936300.

The previous prime is 454404443. The next prime is 454404463. The reversal of 454404453 is 354404454.

It is a happy number.

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 an interprime number because it is at equal distance from previous prime (454404443) and next prime (454404463).

It is a cyclic number.

It is not a de Polignac number, because 454404453 - 2⁵ = 454404421 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454404403) 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, 75734073 + ... + 75734078.

It is an arithmetic number, because the mean of its divisors is an integer number (151468152).

Almost surely, 2^454404453 is an apocalyptic number.

It is an amenable number.

454404453 is a deficient number, since it is larger than the sum of its proper divisors (151468155).

454404453 is a wasteful number, since it uses less digits than its factorization.

454404453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151468154.

The product of its (nonzero) digits is 76800, while the sum is 33.

The square root of 454404453 is about 21316.7645997229. The cubic root of 454404453 is about 768.8014484439.

Subtracting from 454404453 its reverse (354404454), we obtain a palindrome (99999999).

The spelling of 454404453 in words is "four hundred fifty-four million, four hundred four thousand, four hundred fifty-three".