789320545 has 16 divisors (see below), whose sum is σ = 1021648320. Its totient is φ = 581966784.

The previous prime is 789320537. The next prime is 789320551. The reversal of 789320545 is 545023987.

It is a cyclic number.

It is not a de Polignac number, because 789320545 - 2³ = 789320537 is a prime.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 33622 + ... + 52048.

It is an arithmetic number, because the mean of its divisors is an integer number (63853020).

Almost surely, 2^789320545 is an apocalyptic number.

It is an amenable number.

789320545 is a deficient number, since it is larger than the sum of its proper divisors (232327775).

789320545 is a wasteful number, since it uses less digits than its factorization.

789320545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19104.

The product of its (nonzero) digits is 302400, while the sum is 43.

The square root of 789320545 is about 28094.8490830615. The cubic root of 789320545 is about 924.1684447847.

The spelling of 789320545 in words is "seven hundred eighty-nine million, three hundred twenty thousand, five hundred forty-five".