5457887543 has 2 divisors, whose sum is σ = 5457887544. Its totient is φ = 5457887542.

The previous prime is 5457887521. The next prime is 5457887563. The reversal of 5457887543 is 3457887545.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5457887543 - 2⁸ = 5457887287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5457887563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2728943771 + 2728943772.

It is an arithmetic number, because the mean of its divisors is an integer number (2728943772).

Almost surely, 2^5457887543 is an apocalyptic number.

5457887543 is a deficient number, since it is larger than the sum of its proper divisors (1).

5457887543 is an equidigital number, since it uses as much as digits as its factorization.

5457887543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18816000, while the sum is 56.

The square root of 5457887543 is about 73877.5171686217. The cubic root of 5457887543 is about 1760.6574187224.

The spelling of 5457887543 in words is "five billion, four hundred fifty-seven million, eight hundred eighty-seven thousand, five hundred forty-three".