340342303243043 has 4 divisors (see below), whose sum is σ = 340371676026120. Its totient is φ = 340312930459968.

The previous prime is 340342303243021. The next prime is 340342303243049.

340342303243043 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 340342303243043 - 2⁸ = 340342303242787 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 340342303242988 and 340342303243006.

It is not an unprimeable number, because it can be changed into a prime (340342303243049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14686374158 + ... + 14686397331.

It is an arithmetic number, because the mean of its divisors is an integer number (85092919006530).

Almost surely, 2^{340342303243043} is an apocalyptic number.

340342303243043 is a deficient number, since it is larger than the sum of its proper divisors (29372783077).

340342303243043 is a wasteful number, since it uses less digits than its factorization.

340342303243043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29372783076.

The product of its (nonzero) digits is 746496, while the sum is 38.

It can be divided in two parts, 34034230 and 3243043, that added together give a palindrome (37277273).

The spelling of 340342303243043 in words is "three hundred forty trillion, three hundred forty-two billion, three hundred three million, two hundred forty-three thousand, forty-three".