609010609 has 2 divisors, whose sum is σ = 609010610. Its totient is φ = 609010608.

The previous prime is 609010607. The next prime is 609010627. The reversal of 609010609 is 906010906.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 392832400 + 216178209 = 19820^2 + 14703^2 .

It is a cyclic number.

It is not a de Polignac number, because 609010609 - 2¹ = 609010607 is a prime.

Together with 609010607, it forms a pair of twin primes.

609010609 is a strobogrammatic number because it is the same when read upside-down.

It is not a weakly prime, because it can be changed into another prime (609010607) 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 as a sum of consecutive naturals, namely, 304505304 + 304505305.

It is an arithmetic number, because the mean of its divisors is an integer number (304505305).

Almost surely, 2^609010609 is an apocalyptic number.

It is an amenable number.

609010609 is a deficient number, since it is larger than the sum of its proper divisors (1).

609010609 is an equidigital number, since it uses as much as digits as its factorization.

609010609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 31.

The square root of 609010609 is about 24678.1403067573. The cubic root of 609010609 is about 847.6338387608.

The spelling of 609010609 in words is "six hundred nine million, ten thousand, six hundred nine".