889046453 has 2 divisors, whose sum is σ = 889046454. Its totient is φ = 889046452.

The previous prime is 889046443. The next prime is 889046527. The reversal of 889046453 is 354640988.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 809800849 + 79245604 = 28457^2 + 8902^2 .

It is a cyclic number.

It is not a de Polignac number, because 889046453 - 2⁴ = 889046437 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 889046398 and 889046407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (889046413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 444523226 + 444523227.

It is an arithmetic number, because the mean of its divisors is an integer number (444523227).

Almost surely, 2^889046453 is an apocalyptic number.

It is an amenable number.

889046453 is a deficient number, since it is larger than the sum of its proper divisors (1).

889046453 is an equidigital number, since it uses as much as digits as its factorization.

889046453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 829440, while the sum is 47.

The square root of 889046453 is about 29816.8820133830. The cubic root of 889046453 is about 961.5565218747.

The spelling of 889046453 in words is "eight hundred eighty-nine million, forty-six thousand, four hundred fifty-three".