454165 has 4 divisors (see below), whose sum is σ = 545004. Its totient is φ = 363328.

The previous prime is 454159. The next prime is 454183. The reversal of 454165 is 561454.

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

It can be written as a sum of positive squares in 2 ways, for example, as 232324 + 221841 = 482^2 + 471^2 .

It is a cyclic number.

It is not a de Polignac number, because 454165 - 2¹⁵ = 421397 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45412 + ... + 45421.

It is an arithmetic number, because the mean of its divisors is an integer number (136251).

2⁴⁵⁴¹⁶⁵ is an apocalyptic number.

It is an amenable number.

454165 is a deficient number, since it is larger than the sum of its proper divisors (90839).

454165 is an equidigital number, since it uses as much as digits as its factorization.

454165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90838.

The product of its digits is 2400, while the sum is 25.

The square root of 454165 is about 673.9176507556. The cubic root of 454165 is about 76.8666382163.

The spelling of 454165 in words is "four hundred fifty-four thousand, one hundred sixty-five".