454808461 has 2 divisors, whose sum is σ = 454808462. Its totient is φ = 454808460.

The previous prime is 454808447. The next prime is 454808489. The reversal of 454808461 is 164808454.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 247275625 + 207532836 = 15725^2 + 14406^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-454808461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (454808401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227404230 + 227404231.

It is an arithmetic number, because the mean of its divisors is an integer number (227404231).

Almost surely, 2^454808461 is an apocalyptic number.

It is an amenable number.

454808461 is a deficient number, since it is larger than the sum of its proper divisors (1).

454808461 is an equidigital number, since it uses as much as digits as its factorization.

454808461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 122880, while the sum is 40.

The square root of 454808461 is about 21326.2387916857. The cubic root of 454808461 is about 769.0292263831.

The spelling of 454808461 in words is "four hundred fifty-four million, eight hundred eight thousand, four hundred sixty-one".