453126889 has 2 divisors, whose sum is σ = 453126890. Its totient is φ = 453126888.

The previous prime is 453126881. The next prime is 453126911. The reversal of 453126889 is 988621354.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 452625625 + 501264 = 21275^2 + 708^2 .

It is a cyclic number.

It is not a de Polignac number, because 453126889 - 2³ = 453126881 is a prime.

It is not a weakly prime, because it can be changed into another prime (453126881) 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, 226563444 + 226563445.

It is an arithmetic number, because the mean of its divisors is an integer number (226563445).

Almost surely, 2^453126889 is an apocalyptic number.

It is an amenable number.

453126889 is a deficient number, since it is larger than the sum of its proper divisors (1).

453126889 is an equidigital number, since it uses as much as digits as its factorization.

453126889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 414720, while the sum is 46.

The square root of 453126889 is about 21286.7773277215. Note that the first 3 decimals coincide. The cubic root of 453126889 is about 768.0802737499.

The spelling of 453126889 in words is "four hundred fifty-three million, one hundred twenty-six thousand, eight hundred eighty-nine".