340323421117 has 2 divisors, whose sum is σ = 340323421118. Its totient is φ = 340323421116.

The previous prime is 340323421103. The next prime is 340323421121. The reversal of 340323421117 is 711124323043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 204714622116 + 135608799001 = 452454^2 + 368251^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340323421117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340323424117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170161710558 + 170161710559.

It is an arithmetic number, because the mean of its divisors is an integer number (170161710559).

Almost surely, 2^340323421117 is an apocalyptic number.

It is an amenable number.

340323421117 is a deficient number, since it is larger than the sum of its proper divisors (1).

340323421117 is an equidigital number, since it uses as much as digits as its factorization.

340323421117 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 31.

The spelling of 340323421117 in words is "three hundred forty billion, three hundred twenty-three million, four hundred twenty-one thousand, one hundred seventeen".