454066321 has 2 divisors, whose sum is σ = 454066322. Its totient is φ = 454066320.

The previous prime is 454066309. The next prime is 454066337. The reversal of 454066321 is 123660454.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 384160000 + 69906321 = 19600^2 + 8361^2 .

It is a cyclic number.

It is not a de Polignac number, because 454066321 - 2⁵ = 454066289 is a prime.

It is not a weakly prime, because it can be changed into another prime (454066381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227033160 + 227033161.

It is an arithmetic number, because the mean of its divisors is an integer number (227033161).

Almost surely, 2^454066321 is an apocalyptic number.

It is an amenable number.

454066321 is a deficient number, since it is larger than the sum of its proper divisors (1).

454066321 is an equidigital number, since it uses as much as digits as its factorization.

454066321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 454066321 is about 21308.8319952080. The cubic root of 454066321 is about 768.6107072983.

The spelling of 454066321 in words is "four hundred fifty-four million, sixty-six thousand, three hundred twenty-one".