140816843 has 2 divisors, whose sum is σ = 140816844. Its totient is φ = 140816842.

The previous prime is 140816821. The next prime is 140816861. The reversal of 140816843 is 348618041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140816843 - 2¹⁰ = 140815819 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (140876843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70408421 + 70408422.

It is an arithmetic number, because the mean of its divisors is an integer number (70408422).

Almost surely, 2^140816843 is an apocalyptic number.

140816843 is a deficient number, since it is larger than the sum of its proper divisors (1).

140816843 is an equidigital number, since it uses as much as digits as its factorization.

140816843 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18432, while the sum is 35.

The square root of 140816843 is about 11866.6272798972. The cubic root of 140816843 is about 520.2573221007.

The spelling of 140816843 in words is "one hundred forty million, eight hundred sixteen thousand, eight hundred forty-three".