607309009 has 4 divisors (see below), whose sum is σ = 623722804. Its totient is φ = 590895216.

The previous prime is 607308991. The next prime is 607309013. The reversal of 607309009 is 900903706.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 348195600 + 259113409 = 18660^2 + 16097^2 .

It is a cyclic number.

It is not a de Polignac number, because 607309009 - 2¹³ = 607300817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (607309049) 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 in 3 ways as a sum of consecutive naturals, for example, 8206842 + ... + 8206915.

It is an arithmetic number, because the mean of its divisors is an integer number (155930701).

Almost surely, 2^607309009 is an apocalyptic number.

It is an amenable number.

607309009 is a deficient number, since it is larger than the sum of its proper divisors (16413795).

607309009 is a wasteful number, since it uses less digits than its factorization.

607309009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16413794.

The product of its (nonzero) digits is 10206, while the sum is 34.

The square root of 607309009 is about 24643.6403357945. The cubic root of 607309009 is about 846.8436614248.

The spelling of 607309009 in words is "six hundred seven million, three hundred nine thousand, nine".