453849481 has 2 divisors, whose sum is σ = 453849482. Its totient is φ = 453849480.

The previous prime is 453849479. The next prime is 453849497. The reversal of 453849481 is 184948354.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 451945081 + 1904400 = 21259^2 + 1380^2 .

It is a cyclic number.

It is not a de Polignac number, because 453849481 - 2¹ = 453849479 is a prime.

It is a super-2 number, since 2×453849481² = 411958702807938722, which contains 22 as substring.

Together with 453849479, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (453849581) 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, 226924740 + 226924741.

It is an arithmetic number, because the mean of its divisors is an integer number (226924741).

Almost surely, 2^453849481 is an apocalyptic number.

It is an amenable number.

453849481 is a deficient number, since it is larger than the sum of its proper divisors (1).

453849481 is an equidigital number, since it uses as much as digits as its factorization.

453849481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 552960, while the sum is 46.

The square root of 453849481 is about 21303.7433565090. The cubic root of 453849481 is about 768.4883374479.

The spelling of 453849481 in words is "four hundred fifty-three million, eight hundred forty-nine thousand, four hundred eighty-one".