705725543 has 2 divisors, whose sum is σ = 705725544. Its totient is φ = 705725542.

The previous prime is 705725533. The next prime is 705725561. The reversal of 705725543 is 345527507.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 705725543 - 2¹⁴ = 705709159 is a prime.

It is a super-3 number, since 3×705725543³ (a number of 28 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 705725497 and 705725506.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (705725513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 352862771 + 352862772.

It is an arithmetic number, because the mean of its divisors is an integer number (352862772).

Almost surely, 2^705725543 is an apocalyptic number.

705725543 is a deficient number, since it is larger than the sum of its proper divisors (1).

705725543 is an equidigital number, since it uses as much as digits as its factorization.

705725543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 147000, while the sum is 38.

The square root of 705725543 is about 26565.4953464075. The cubic root of 705725543 is about 890.3182563360.

The spelling of 705725543 in words is "seven hundred five million, seven hundred twenty-five thousand, five hundred forty-three".