340030044013243 has 4 divisors (see below), whose sum is σ = 340034173730920. Its totient is φ = 340025914295568.

The previous prime is 340030044013229. The next prime is 340030044013279. The reversal of 340030044013243 is 342310440030043.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340030044013243 is a prime.

It is a super-3 number, since 3×340030044013243³ (a number of 45 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340030044053243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2064735330 + ... + 2064900007.

It is an arithmetic number, because the mean of its divisors is an integer number (85008543432730).

Almost surely, 2^{340030044013243} is an apocalyptic number.

340030044013243 is a deficient number, since it is larger than the sum of its proper divisors (4129717677).

340030044013243 is an equidigital number, since it uses as much as digits as its factorization.

340030044013243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4129717676.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 340030044013243 its reverse (342310440030043), we get a palindrome (682340484043286).

The spelling of 340030044013243 in words is "three hundred forty trillion, thirty billion, forty-four million, thirteen thousand, two hundred forty-three".