340241040142943 has 2 divisors, whose sum is σ = 340241040142944. Its totient is φ = 340241040142942.

The previous prime is 340241040142931. The next prime is 340241040142979. The reversal of 340241040142943 is 349241040142043.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340241040142943 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 340241040142943.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340241040148943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170120520071471 + 170120520071472.

It is an arithmetic number, because the mean of its divisors is an integer number (170120520071472).

Almost surely, 2^{340241040142943} is an apocalyptic number.

340241040142943 is a deficient number, since it is larger than the sum of its proper divisors (1).

340241040142943 is an equidigital number, since it uses as much as digits as its factorization.

340241040142943 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 331776, while the sum is 41.

Adding to 340241040142943 its reverse (349241040142043), we get a palindrome (689482080284986).

The spelling of 340241040142943 in words is "three hundred forty trillion, two hundred forty-one billion, forty million, one hundred forty-two thousand, nine hundred forty-three".