454657163 has 4 divisors (see below), whose sum is σ = 481401720. Its totient is φ = 427912608.

The previous prime is 454657153. The next prime is 454657171. The reversal of 454657163 is 361756454.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-454657163 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 454657163.

It is not an unprimeable number, because it can be changed into a prime (454657153) 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, 13372253 + ... + 13372286.

It is an arithmetic number, because the mean of its divisors is an integer number (120350430).

Almost surely, 2^454657163 is an apocalyptic number.

454657163 is a deficient number, since it is larger than the sum of its proper divisors (26744557).

454657163 is a wasteful number, since it uses less digits than its factorization.

454657163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26744556.

The product of its digits is 302400, while the sum is 41.

The square root of 454657163 is about 21322.6912701000. The cubic root of 454657163 is about 768.9439410389.

The spelling of 454657163 in words is "four hundred fifty-four million, six hundred fifty-seven thousand, one hundred sixty-three".