57443543 has 2 divisors, whose sum is σ = 57443544. Its totient is φ = 57443542.

The previous prime is 57443423. The next prime is 57443549. The reversal of 57443543 is 34534475.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 57443543 - 2¹⁰ = 57442519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57443549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28721771 + 28721772.

It is an arithmetic number, because the mean of its divisors is an integer number (28721772).

Almost surely, 2^57443543 is an apocalyptic number.

57443543 is a deficient number, since it is larger than the sum of its proper divisors (1).

57443543 is an equidigital number, since it uses as much as digits as its factorization.

57443543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 100800, while the sum is 35.

The square root of 57443543 is about 7579.1518654794. The cubic root of 57443543 is about 385.8457664572.

The spelling of 57443543 in words is "fifty-seven million, four hundred forty-three thousand, five hundred forty-three".