543172471 has 2 divisors, whose sum is σ = 543172472. Its totient is φ = 543172470.

The previous prime is 543172459. The next prime is 543172477. The reversal of 543172471 is 174271345.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-543172471 is a prime.

It is a super-3 number, since 3×543172471³ (a number of 27 digits) contains 333 as substring.

It is equal to p_28505950 and since 543172471 and 28505950 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (543172477) 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, 271586235 + 271586236.

It is an arithmetic number, because the mean of its divisors is an integer number (271586236).

Almost surely, 2^543172471 is an apocalyptic number.

543172471 is a deficient number, since it is larger than the sum of its proper divisors (1).

543172471 is an equidigital number, since it uses as much as digits as its factorization.

543172471 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23520, while the sum is 34.

The square root of 543172471 is about 23306.0608211684. The cubic root of 543172471 is about 815.9168779669.

The spelling of 543172471 in words is "five hundred forty-three million, one hundred seventy-two thousand, four hundred seventy-one".