340673410109 has 2 divisors, whose sum is σ = 340673410110. Its totient is φ = 340673410108.

The previous prime is 340673410093. The next prime is 340673410127. The reversal of 340673410109 is 901014376043.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 317958398884 + 22715011225 = 563878^2 + 150715^2 .

It is a cyclic number.

It is not a de Polignac number, because 340673410109 - 2⁴ = 340673410093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340673410309) 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, 170336705054 + 170336705055.

It is an arithmetic number, because the mean of its divisors is an integer number (170336705055).

Almost surely, 2^340673410109 is an apocalyptic number.

It is an amenable number.

340673410109 is a deficient number, since it is larger than the sum of its proper divisors (1).

340673410109 is an equidigital number, since it uses as much as digits as its factorization.

340673410109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 38.

The spelling of 340673410109 in words is "three hundred forty billion, six hundred seventy-three million, four hundred ten thousand, one hundred nine".