340201109 has 2 divisors, whose sum is σ = 340201110. Its totient is φ = 340201108.

The previous prime is 340201063. The next prime is 340201153. The reversal of 340201109 is 901102043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 327972100 + 12229009 = 18110^2 + 3497^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340201109 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340201159) 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, 170100554 + 170100555.

It is an arithmetic number, because the mean of its divisors is an integer number (170100555).

Almost surely, 2^340201109 is an apocalyptic number.

It is an amenable number.

340201109 is a deficient number, since it is larger than the sum of its proper divisors (1).

340201109 is an equidigital number, since it uses as much as digits as its factorization.

340201109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 340201109 is about 18444.5414418467. The cubic root of 340201109 is about 698.0907899899.

The spelling of 340201109 in words is "three hundred forty million, two hundred one thousand, one hundred nine".