340381337189 has 2 divisors, whose sum is σ = 340381337190. Its totient is φ = 340381337188.

The previous prime is 340381337173. The next prime is 340381337201. The reversal of 340381337189 is 981733183043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 303523864900 + 36857472289 = 550930^2 + 191983^2 .

It is a cyclic number.

It is not a de Polignac number, because 340381337189 - 2⁴ = 340381337173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340381337129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170190668594 + 170190668595.

It is an arithmetic number, because the mean of its divisors is an integer number (170190668595).

Almost surely, 2^340381337189 is an apocalyptic number.

It is an amenable number.

340381337189 is a deficient number, since it is larger than the sum of its proper divisors (1).

340381337189 is an equidigital number, since it uses as much as digits as its factorization.

340381337189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1306368, while the sum is 50.

The spelling of 340381337189 in words is "three hundred forty billion, three hundred eighty-one million, three hundred thirty-seven thousand, one hundred eighty-nine".