340535317 has 2 divisors, whose sum is σ = 340535318. Its totient is φ = 340535316.

The previous prime is 340535303. The next prime is 340535323. The reversal of 340535317 is 713535043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 323676081 + 16859236 = 17991^2 + 4106^2 .

It is a cyclic number.

It is not a de Polignac number, because 340535317 - 2¹¹ = 340533269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340535357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170267658 + 170267659.

It is an arithmetic number, because the mean of its divisors is an integer number (170267659).

Almost surely, 2^340535317 is an apocalyptic number.

It is an amenable number.

340535317 is a deficient number, since it is larger than the sum of its proper divisors (1).

340535317 is an equidigital number, since it uses as much as digits as its factorization.

340535317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18900, while the sum is 31.

The square root of 340535317 is about 18453.5990256643. The cubic root of 340535317 is about 698.3193128284.

The spelling of 340535317 in words is "three hundred forty million, five hundred thirty-five thousand, three hundred seventeen".