673109 has 2 divisors, whose sum is σ = 673110. Its totient is φ = 673108.

The previous prime is 673093. The next prime is 673111. The reversal of 673109 is 901376.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 386884 + 286225 = 622^2 + 535^2 .

It is a cyclic number.

It is not a de Polignac number, because 673109 - 2⁴ = 673093 is a prime.

Together with 673111, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 673109.

It is not a weakly prime, because it can be changed into another prime (673129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336554 + 336555.

It is an arithmetic number, because the mean of its divisors is an integer number (336555).

2⁶⁷³¹⁰⁹ is an apocalyptic number.

It is an amenable number.

673109 is a deficient number, since it is larger than the sum of its proper divisors (1).

673109 is an equidigital number, since it uses as much as digits as its factorization.

673109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1134, while the sum is 26.

The square root of 673109 is about 820.4322031710. The cubic root of 673109 is about 87.6385397164.

The spelling of 673109 in words is "six hundred seventy-three thousand, one hundred nine".