454319669 has 2 divisors, whose sum is σ = 454319670. Its totient is φ = 454319668.

The previous prime is 454319653. The next prime is 454319689. The reversal of 454319669 is 966913454.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 349503025 + 104816644 = 18695^2 + 10238^2 .

It is a cyclic number.

It is not a de Polignac number, because 454319669 - 2⁴ = 454319653 is a prime.

It is a super-2 number, since 2×454319669² = 412812723280539122, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (454319629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227159834 + 227159835.

It is an arithmetic number, because the mean of its divisors is an integer number (227159835).

Almost surely, 2^454319669 is an apocalyptic number.

It is an amenable number.

454319669 is a deficient number, since it is larger than the sum of its proper divisors (1).

454319669 is an equidigital number, since it uses as much as digits as its factorization.

454319669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 699840, while the sum is 47.

The square root of 454319669 is about 21314.7758374326. The cubic root of 454319669 is about 768.7536304585.

The spelling of 454319669 in words is "four hundred fifty-four million, three hundred nineteen thousand, six hundred sixty-nine".