340243031224361 has 2 divisors, whose sum is σ = 340243031224362. Its totient is φ = 340243031224360.

The previous prime is 340243031224319. The next prime is 340243031224387. The reversal of 340243031224361 is 163422130342043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 339483573006400 + 759458217961 = 18425080^2 + 871469^2 .

It is a cyclic number.

It is not a de Polignac number, because 340243031224361 - 2¹⁴ = 340243031207977 is a prime.

It is not a weakly prime, because it can be changed into another prime (340243031224561) 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, 170121515612180 + 170121515612181.

It is an arithmetic number, because the mean of its divisors is an integer number (170121515612181).

Almost surely, 2^{340243031224361} is an apocalyptic number.

It is an amenable number.

340243031224361 is a deficient number, since it is larger than the sum of its proper divisors (1).

340243031224361 is an equidigital number, since it uses as much as digits as its factorization.

340243031224361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 248832, while the sum is 38.

The spelling of 340243031224361 in words is "three hundred forty trillion, two hundred forty-three billion, thirty-one million, two hundred twenty-four thousand, three hundred sixty-one".