1152728543 has 2 divisors, whose sum is σ = 1152728544. Its totient is φ = 1152728542.

The previous prime is 1152728539. The next prime is 1152728561. The reversal of 1152728543 is 3458272511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1152728543 - 2² = 1152728539 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1152728497 and 1152728506.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1152728593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 576364271 + 576364272.

It is an arithmetic number, because the mean of its divisors is an integer number (576364272).

Almost surely, 2^1152728543 is an apocalyptic number.

1152728543 is a deficient number, since it is larger than the sum of its proper divisors (1).

1152728543 is an equidigital number, since it uses as much as digits as its factorization.

1152728543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 67200, while the sum is 38.

The square root of 1152728543 is about 33951.8562526410. The cubic root of 1152728543 is about 1048.5174975497.

The spelling of 1152728543 in words is "one billion, one hundred fifty-two million, seven hundred twenty-eight thousand, five hundred forty-three".