453494817 has 12 divisors (see below), whose sum is σ = 655567744. Its totient is φ = 302090040.

The previous prime is 453494803. The next prime is 453494843. The reversal of 453494817 is 718494354.

It is not a de Polignac number, because 453494817 - 2¹² = 453490721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (453494857) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7609 + ... + 31062.

Almost surely, 2^453494817 is an apocalyptic number.

It is an amenable number.

453494817 is a deficient number, since it is larger than the sum of its proper divisors (202072927).

453494817 is a wasteful number, since it uses less digits than its factorization.

453494817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39980 (or 39977 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The square root of 453494817 is about 21295.4177465482. The cubic root of 453494817 is about 768.2881050018.

The spelling of 453494817 in words is "four hundred fifty-three million, four hundred ninety-four thousand, eight hundred seventeen".