454144057 has 2 divisors, whose sum is σ = 454144058. Its totient is φ = 454144056.

The previous prime is 454144049. The next prime is 454144081. The reversal of 454144057 is 750441454.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 342398016 + 111746041 = 18504^2 + 10571^2 .

It is a cyclic number.

It is not a de Polignac number, because 454144057 - 2³ = 454144049 is a prime.

It is not a weakly prime, because it can be changed into another prime (454144007) 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, 227072028 + 227072029.

It is an arithmetic number, because the mean of its divisors is an integer number (227072029).

Almost surely, 2^454144057 is an apocalyptic number.

It is an amenable number.

454144057 is a deficient number, since it is larger than the sum of its proper divisors (1).

454144057 is an equidigital number, since it uses as much as digits as its factorization.

454144057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 44800, while the sum is 34.

The square root of 454144057 is about 21310.6559495479. The cubic root of 454144057 is about 768.6545667595.

The spelling of 454144057 in words is "four hundred fifty-four million, one hundred forty-four thousand, fifty-seven".