340206359 has 2 divisors, whose sum is σ = 340206360. Its totient is φ = 340206358.

The previous prime is 340206319. The next prime is 340206401. The reversal of 340206359 is 953602043.

It is a weak prime.

It is an emirp because it is prime and its reverse (953602043) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 340206359 - 2²⁴ = 323429143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340206319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170103179 + 170103180.

It is an arithmetic number, because the mean of its divisors is an integer number (170103180).

Almost surely, 2^340206359 is an apocalyptic number.

340206359 is a deficient number, since it is larger than the sum of its proper divisors (1).

340206359 is an equidigital number, since it uses as much as digits as its factorization.

340206359 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 340206359 is about 18444.6837598263. The cubic root of 340206359 is about 698.0943809618.

The spelling of 340206359 in words is "three hundred forty million, two hundred six thousand, three hundred fifty-nine".