454416169 has 2 divisors, whose sum is σ = 454416170. Its totient is φ = 454416168.

The previous prime is 454416143. The next prime is 454416187. The reversal of 454416169 is 961614454.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 388562944 + 65853225 = 19712^2 + 8115^2 .

It is a cyclic number.

It is not a de Polignac number, because 454416169 - 2⁷ = 454416041 is a prime.

It is a super-2 number, since 2×454416169² = 412988109297273122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (454416199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227208084 + 227208085.

It is an arithmetic number, because the mean of its divisors is an integer number (227208085).

Almost surely, 2^454416169 is an apocalyptic number.

It is an amenable number.

454416169 is a deficient number, since it is larger than the sum of its proper divisors (1).

454416169 is an equidigital number, since it uses as much as digits as its factorization.

454416169 is an evil number, because the sum of its binary digits is even.

The product of its digits is 103680, while the sum is 40.

The square root of 454416169 is about 21317.0394051332. The cubic root of 454416169 is about 768.8080557737.

The spelling of 454416169 in words is "four hundred fifty-four million, four hundred sixteen thousand, one hundred sixty-nine".