454009 has 2 divisors, whose sum is σ = 454010. Its totient is φ = 454008.

The previous prime is 453991. The next prime is 454021. The reversal of 454009 is 900454.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 291600 + 162409 = 540^2 + 403^2 .

It is a cyclic number.

It is not a de Polignac number, because 454009 - 2⁵ = 453977 is a prime.

It is a super-2 number, since 2×454009² = 412248344162, which contains 22 as substring.

It is a Chen prime.

It is a nialpdrome in base 14.

It is not a weakly prime, because it can be changed into another prime (454039) 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 as a sum of consecutive naturals, namely, 227004 + 227005.

It is an arithmetic number, because the mean of its divisors is an integer number (227005).

2⁴⁵⁴⁰⁰⁹ is an apocalyptic number.

It is an amenable number.

454009 is a deficient number, since it is larger than the sum of its proper divisors (1).

454009 is an equidigital number, since it uses as much as digits as its factorization.

454009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 454009 is about 673.8018996708. The cubic root of 454009 is about 76.8578362986.

The spelling of 454009 in words is "four hundred fifty-four thousand, nine".