705952397543 has 2 divisors, whose sum is σ = 705952397544. Its totient is φ = 705952397542.

The previous prime is 705952397537. The next prime is 705952397551. The reversal of 705952397543 is 345793259507.

705952397543 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 705952397543 - 2¹⁴ = 705952381159 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (705952397243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 352976198771 + 352976198772.

It is an arithmetic number, because the mean of its divisors is an integer number (352976198772).

Almost surely, 2^705952397543 is an apocalyptic number.

705952397543 is a deficient number, since it is larger than the sum of its proper divisors (1).

705952397543 is an equidigital number, since it uses as much as digits as its factorization.

705952397543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 35721000, while the sum is 59.

The spelling of 705952397543 in words is "seven hundred five billion, nine hundred fifty-two million, three hundred ninety-seven thousand, five hundred forty-three".