543242717 has 2 divisors, whose sum is σ = 543242718. Its totient is φ = 543242716.

The previous prime is 543242683. The next prime is 543242747. The reversal of 543242717 is 717242345.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 284225881 + 259016836 = 16859^2 + 16094^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-543242717 is a prime.

It is a super-2 number, since 2×543242717² = 590225299147084178, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (543242747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271621358 + 271621359.

It is an arithmetic number, because the mean of its divisors is an integer number (271621359).

Almost surely, 2^543242717 is an apocalyptic number.

It is an amenable number.

543242717 is a deficient number, since it is larger than the sum of its proper divisors (1).

543242717 is an equidigital number, since it uses as much as digits as its factorization.

543242717 is an evil number, because the sum of its binary digits is even.

The product of its digits is 47040, while the sum is 35.

The square root of 543242717 is about 23307.5678053288. The cubic root of 543242717 is about 815.9520493778.

The spelling of 543242717 in words is "five hundred forty-three million, two hundred forty-two thousand, seven hundred seventeen".