340344021133 has 2 divisors, whose sum is σ = 340344021134. Its totient is φ = 340344021132.

The previous prime is 340344021119. The next prime is 340344021181. The reversal of 340344021133 is 331120443043.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 259225576164 + 81118444969 = 509142^2 + 284813^2 .

It is a cyclic number.

It is not a de Polignac number, because 340344021133 - 2¹³ = 340344012941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340344021113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170172010566 + 170172010567.

It is an arithmetic number, because the mean of its divisors is an integer number (170172010567).

Almost surely, 2^340344021133 is an apocalyptic number.

It is an amenable number.

340344021133 is a deficient number, since it is larger than the sum of its proper divisors (1).

340344021133 is an equidigital number, since it uses as much as digits as its factorization.

340344021133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 340344021133 its reverse (331120443043), we get a palindrome (671464464176).

The spelling of 340344021133 in words is "three hundred forty billion, three hundred forty-four million, twenty-one thousand, one hundred thirty-three".