343215132017 has 2 divisors, whose sum is σ = 343215132018. Its totient is φ = 343215132016.

The previous prime is 343215131969. The next prime is 343215132053. The reversal of 343215132017 is 710231512343.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 222195333376 + 121019798641 = 471376^2 + 347879^2 .

It is a cyclic number.

It is not a de Polignac number, because 343215132017 - 2¹⁸ = 343214869873 is a prime.

It is not a weakly prime, because it can be changed into another prime (343215137017) 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, 171607566008 + 171607566009.

It is an arithmetic number, because the mean of its divisors is an integer number (171607566009).

Almost surely, 2^343215132017 is an apocalyptic number.

It is an amenable number.

343215132017 is a deficient number, since it is larger than the sum of its proper divisors (1).

343215132017 is an equidigital number, since it uses as much as digits as its factorization.

343215132017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 32.

The spelling of 343215132017 in words is "three hundred forty-three billion, two hundred fifteen million, one hundred thirty-two thousand, seventeen".