1158299543 has 2 divisors, whose sum is σ = 1158299544. Its totient is φ = 1158299542.

The previous prime is 1158299497. The next prime is 1158299561. The reversal of 1158299543 is 3459928511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1158299543 - 2⁶ = 1158299479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1158299143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 579149771 + 579149772.

It is an arithmetic number, because the mean of its divisors is an integer number (579149772).

Almost surely, 2^1158299543 is an apocalyptic number.

1158299543 is a deficient number, since it is larger than the sum of its proper divisors (1).

1158299543 is an equidigital number, since it uses as much as digits as its factorization.

1158299543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 388800, while the sum is 47.

The square root of 1158299543 is about 34033.8000082271. The cubic root of 1158299543 is about 1050.2039038623.

The spelling of 1158299543 in words is "one billion, one hundred fifty-eight million, two hundred ninety-nine thousand, five hundred forty-three".