140034210443243 has 2 divisors, whose sum is σ = 140034210443244. Its totient is φ = 140034210443242.

The previous prime is 140034210443207. The next prime is 140034210443297. The reversal of 140034210443243 is 342344012430041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 140034210443243 - 2²⁸ = 140033942007787 is a prime.

It is not a weakly prime, because it can be changed into another prime (140034210443143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70017105221621 + 70017105221622.

It is an arithmetic number, because the mean of its divisors is an integer number (70017105221622).

Almost surely, 2^{140034210443243} is an apocalyptic number.

140034210443243 is a deficient number, since it is larger than the sum of its proper divisors (1).

140034210443243 is an equidigital number, since it uses as much as digits as its factorization.

140034210443243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 140034210443243 its reverse (342344012430041), we get a palindrome (482378222873284).

The spelling of 140034210443243 in words is "one hundred forty trillion, thirty-four billion, two hundred ten million, four hundred forty-three thousand, two hundred forty-three".