1073343709 has 2 divisors, whose sum is σ = 1073343710. Its totient is φ = 1073343708.

The previous prime is 1073343697. The next prime is 1073343743. The reversal of 1073343709 is 9073433701.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 847683225 + 225660484 = 29115^2 + 15022^2 .

It is a cyclic number.

It is not a de Polignac number, because 1073343709 - 2⁹ = 1073343197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1073343749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 536671854 + 536671855.

It is an arithmetic number, because the mean of its divisors is an integer number (536671855).

Almost surely, 2^1073343709 is an apocalyptic number.

It is an amenable number.

1073343709 is a deficient number, since it is larger than the sum of its proper divisors (1).

1073343709 is an equidigital number, since it uses as much as digits as its factorization.

1073343709 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47628, while the sum is 37.

The square root of 1073343709 is about 32761.9246839986. The cubic root of 1073343709 is about 1023.8734270052.

The spelling of 1073343709 in words is "one billion, seventy-three million, three hundred forty-three thousand, seven hundred nine".