450453 has 4 divisors (see below), whose sum is σ = 600608.
Its totient is φ = 300300.
The previous prime is 450451. The next prime is 450473. The reversal of 450453 is 354054.
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 not a de Polignac number, because 450453 - 21 = 450451 is a prime.
It is a D-number.
It is a Duffinian number.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 450453.
It is not an unprimeable number, because it can be changed into a prime (450451) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75073 + ... + 75078.
It is an arithmetic number, because the mean of its divisors is an integer number (150152).
2450453 is an apocalyptic number.
It is an amenable number.
450453 is a deficient number, since it is larger than the sum of its proper divisors (150155).
450453 is a wasteful number, since it uses less digits than its factorization.
450453 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 150154.
The product of its (nonzero) digits is 1200, while the sum is 21.
The square root of 450453 is about 671.1579545830.
The cubic root of 450453 is about 76.6566485545.
It can be divided in two parts, 450 and 453, that added together give a triangular number (903 = T42).
The spelling of 450453 in words is "four hundred fifty thousand, four hundred fifty-three".