609071 has 2 divisors, whose sum is σ = 609072. Its totient is φ = 609070.

The previous prime is 609067. The next prime is 609079. The reversal of 609071 is 170906.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 609071 - 2² = 609067 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 (609079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 304535 + 304536.

It is an arithmetic number, because the mean of its divisors is an integer number (304536).

2⁶⁰⁹⁰⁷¹ is an apocalyptic number.

609071 is a deficient number, since it is larger than the sum of its proper divisors (1).

609071 is an equidigital number, since it uses as much as digits as its factorization.

609071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 378, while the sum is 23.

The square root of 609071 is about 780.4300096742. The cubic root of 609071 is about 84.7661855658.

Adding to 609071 its reverse (170906), we get a palindrome (779977).

The spelling of 609071 in words is "six hundred nine thousand, seventy-one".