340652910197 has 2 divisors, whose sum is σ = 340652910198. Its totient is φ = 340652910196.

The previous prime is 340652910193. The next prime is 340652910251. The reversal of 340652910197 is 791019256043.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 293237412196 + 47415498001 = 541514^2 + 217751^2 .

It is an emirp because it is prime and its reverse (791019256043) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 340652910197 - 2² = 340652910193 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340652910193) 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, 170326455098 + 170326455099.

It is an arithmetic number, because the mean of its divisors is an integer number (170326455099).

Almost surely, 2^340652910197 is an apocalyptic number.

It is an amenable number.

340652910197 is a deficient number, since it is larger than the sum of its proper divisors (1).

340652910197 is an equidigital number, since it uses as much as digits as its factorization.

340652910197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 408240, while the sum is 47.

The spelling of 340652910197 in words is "three hundred forty billion, six hundred fifty-two million, nine hundred ten thousand, one hundred ninety-seven".