454164727 has 4 divisors (see below), whose sum is σ = 457479936. Its totient is φ = 450849520.

The previous prime is 454164709. The next prime is 454164731. The reversal of 454164727 is 727461454.

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

It is a cyclic number.

It is not a de Polignac number, because 454164727 - 2²⁷ = 319946999 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 454164727.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454164757) 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, 1657399 + ... + 1657672.

It is an arithmetic number, because the mean of its divisors is an integer number (114369984).

Almost surely, 2^454164727 is an apocalyptic number.

454164727 is a deficient number, since it is larger than the sum of its proper divisors (3315209).

454164727 is a wasteful number, since it uses less digits than its factorization.

454164727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3315208.

The product of its digits is 188160, while the sum is 40.

The square root of 454164727 is about 21311.1409126776. The cubic root of 454164727 is about 768.6662281466. Note that the first 3 decimals are identical.

The spelling of 454164727 in words is "four hundred fifty-four million, one hundred sixty-four thousand, seven hundred twenty-seven".