340320142073 has 2 divisors, whose sum is σ = 340320142074. Its totient is φ = 340320142072.

The previous prime is 340320142067. The next prime is 340320142093. The reversal of 340320142073 is 370241023043.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 206694801769 + 133625340304 = 454637^2 + 365548^2 .

It is a cyclic number.

It is not a de Polignac number, because 340320142073 - 2⁶ = 340320142009 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (340320142093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170160071036 + 170160071037.

It is an arithmetic number, because the mean of its divisors is an integer number (170160071037).

Almost surely, 2^340320142073 is an apocalyptic number.

It is an amenable number.

340320142073 is a deficient number, since it is larger than the sum of its proper divisors (1).

340320142073 is an equidigital number, since it uses as much as digits as its factorization.

340320142073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 29.

The spelling of 340320142073 in words is "three hundred forty billion, three hundred twenty million, one hundred forty-two thousand, seventy-three".