450153673 has 4 divisors (see below), whose sum is σ = 451179520. Its totient is φ = 449127828.

The previous prime is 450153661. The next prime is 450153701. The reversal of 450153673 is 376351054.

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 a cyclic number.

It is not a de Polignac number, because 450153673 - 2⁹ = 450153161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (450153373) 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, 512265 + ... + 513142.

It is an arithmetic number, because the mean of its divisors is an integer number (112794880).

Almost surely, 2^450153673 is an apocalyptic number.

It is an amenable number.

450153673 is a deficient number, since it is larger than the sum of its proper divisors (1025847).

450153673 is a wasteful number, since it uses less digits than its factorization.

450153673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1025846.

The product of its (nonzero) digits is 37800, while the sum is 34.

The square root of 450153673 is about 21216.8252337620. The cubic root of 450153673 is about 766.3966528876.

The spelling of 450153673 in words is "four hundred fifty million, one hundred fifty-three thousand, six hundred seventy-three".