340117 has 2 divisors, whose sum is σ = 340118. Its totient is φ = 340116.

The previous prime is 340111. The next prime is 340121. The reversal of 340117 is 711043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 269361 + 70756 = 519^2 + 266^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340117 is a prime.

340117 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 340117.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170058 + 170059.

It is an arithmetic number, because the mean of its divisors is an integer number (170059).

2³⁴⁰¹¹⁷ is an apocalyptic number.

It is an amenable number.

340117 is a deficient number, since it is larger than the sum of its proper divisors (1).

340117 is an equidigital number, since it uses as much as digits as its factorization.

340117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84, while the sum is 16.

The square root of 340117 is about 583.1955075273. The cubic root of 340117 is about 69.8033254848.

The spelling of 340117 in words is "three hundred forty thousand, one hundred seventeen", and thus it is an iban number.