609079545 has 12 divisors (see below), whose sum is σ = 1055737956. Its totient is φ = 324842400.

The previous prime is 609079531. The next prime is 609079589. The reversal of 609079545 is 545970906.

It is a happy number.

609079545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 114639849 + 494439696 = 10707^2 + 22236^2 .

It is not a de Polignac number, because 609079545 - 2⁹ = 609079033 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 13535101 = 609079545 / (6 + 0 + 9 + 0 + 7 + 9 + 5 + 4 + 5).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 609079545.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6767506 + ... + 6767595.

It is an arithmetic number, because the mean of its divisors is an integer number (87978163).

Almost surely, 2^609079545 is an apocalyptic number.

It is an amenable number.

609079545 is a deficient number, since it is larger than the sum of its proper divisors (446658411).

609079545 is a wasteful number, since it uses less digits than its factorization.

609079545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13535112 (or 13535109 counting only the distinct ones).

The product of its (nonzero) digits is 340200, while the sum is 45.

The square root of 609079545 is about 24679.5369689141. The cubic root of 609079545 is about 847.6658197481.

The spelling of 609079545 in words is "six hundred nine million, seventy-nine thousand, five hundred forty-five".