543401143 has 2 divisors, whose sum is σ = 543401144. Its totient is φ = 543401142.

The previous prime is 543401113. The next prime is 543401161. The reversal of 543401143 is 341104345.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 543401143 - 2²¹ = 541303991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (543401113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271700571 + 271700572.

It is an arithmetic number, because the mean of its divisors is an integer number (271700572).

Almost surely, 2^543401143 is an apocalyptic number.

543401143 is a deficient number, since it is larger than the sum of its proper divisors (1).

543401143 is an equidigital number, since it uses as much as digits as its factorization.

543401143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 543401143 is about 23310.9661532936. The cubic root of 543401143 is about 816.0313604305.

Adding to 543401143 its reverse (341104345), we get a palindrome (884505488).

The spelling of 543401143 in words is "five hundred forty-three million, four hundred one thousand, one hundred forty-three".