450912803 has 16 divisors (see below), whose sum is σ = 501849600. Its totient is φ = 401712480.

The previous prime is 450912799. The next prime is 450912809. The reversal of 450912803 is 308219054.

It is a cyclic number.

It is not a de Polignac number, because 450912803 - 2² = 450912799 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 450912803.

It is not an unprimeable number, because it can be changed into a prime (450912809) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118925 + ... + 122657.

It is an arithmetic number, because the mean of its divisors is an integer number (31365600).

Almost surely, 2^450912803 is an apocalyptic number.

450912803 is a deficient number, since it is larger than the sum of its proper divisors (50936797).

450912803 is a wasteful number, since it uses less digits than its factorization.

450912803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3962.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 450912803 is about 21234.7075091700. The cubic root of 450912803 is about 766.8272228535.

The spelling of 450912803 in words is "four hundred fifty million, nine hundred twelve thousand, eight hundred three".