845452079 has 2 divisors, whose sum is σ = 845452080. Its totient is φ = 845452078.

The previous prime is 845452073. The next prime is 845452159. The reversal of 845452079 is 970254548.

It is a happy number.

845452079 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 845452079 - 2¹⁶ = 845386543 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (845452073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 422726039 + 422726040.

It is an arithmetic number, because the mean of its divisors is an integer number (422726040).

Almost surely, 2^845452079 is an apocalyptic number.

845452079 is a deficient number, since it is larger than the sum of its proper divisors (1).

845452079 is an equidigital number, since it uses as much as digits as its factorization.

845452079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 403200, while the sum is 44.

The square root of 845452079 is about 29076.6586629207. The cubic root of 845452079 is about 945.5757636482.

The spelling of 845452079 in words is "eight hundred forty-five million, four hundred fifty-two thousand, seventy-nine".