453145894 has 16 divisors (see below), whose sum is σ = 703700928. Its totient is φ = 218711232.

The previous prime is 453145883. The next prime is 453145937. The reversal of 453145894 is 498541354.

It is a self number, because there is not a number n which added to its sum of digits gives 453145894.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 26157 + ... + 39880.

It is an arithmetic number, because the mean of its divisors is an integer number (43981308).

Almost surely, 2^453145894 is an apocalyptic number.

453145894 is a deficient number, since it is larger than the sum of its proper divisors (250555034).

453145894 is a wasteful number, since it uses less digits than its factorization.

453145894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66159.

The product of its digits is 345600, while the sum is 43.

The square root of 453145894 is about 21287.2237269213. The cubic root of 453145894 is about 768.0910118470.

The spelling of 453145894 in words is "four hundred fifty-three million, one hundred forty-five thousand, eight hundred ninety-four".