1157329543 has 2 divisors, whose sum is σ = 1157329544. Its totient is φ = 1157329542.

The previous prime is 1157329529. The next prime is 1157329597. The reversal of 1157329543 is 3459237511.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1157329543 is a prime.

It is a super-2 number, since 2×1157329543² = 2678823342201177698, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1157329496 and 1157329505.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1157329643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 578664771 + 578664772.

It is an arithmetic number, because the mean of its divisors is an integer number (578664772).

Almost surely, 2^1157329543 is an apocalyptic number.

1157329543 is a deficient number, since it is larger than the sum of its proper divisors (1).

1157329543 is an equidigital number, since it uses as much as digits as its factorization.

1157329543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 113400, while the sum is 40.

The square root of 1157329543 is about 34019.5464843375. The cubic root of 1157329543 is about 1049.9106629963.

The spelling of 1157329543 in words is "one billion, one hundred fifty-seven million, three hundred twenty-nine thousand, five hundred forty-three".