716543 has 2 divisors, whose sum is σ = 716544. Its totient is φ = 716542.

The previous prime is 716531. The next prime is 716549. The reversal of 716543 is 345617.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 716543 - 2⁶ = 716479 is a prime.

It is a plaindrome in base 16.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 716543.

It is not a weakly prime, because it can be changed into another prime (716549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 358271 + 358272.

It is an arithmetic number, because the mean of its divisors is an integer number (358272).

2⁷¹⁶⁵⁴³ is an apocalyptic number.

716543 is a deficient number, since it is larger than the sum of its proper divisors (1).

716543 is an equidigital number, since it uses as much as digits as its factorization.

716543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2520, while the sum is 26.

The square root of 716543 is about 846.4886295751. The cubic root of 716543 is about 89.4844182897.

The spelling of 716543 in words is "seven hundred sixteen thousand, five hundred forty-three".