118082543 has 2 divisors, whose sum is σ = 118082544. Its totient is φ = 118082542.

The previous prime is 118082539. The next prime is 118082551. The reversal of 118082543 is 345280811.

It is a weak prime.

It is an emirp because it is prime and its reverse (345280811) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 118082543 - 2² = 118082539 is a prime.

It is a super-2 number, since 2×118082543² = 27886973922693698, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118082513) 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, 59041271 + 59041272.

It is an arithmetic number, because the mean of its divisors is an integer number (59041272).

Almost surely, 2^118082543 is an apocalyptic number.

118082543 is a deficient number, since it is larger than the sum of its proper divisors (1).

118082543 is an equidigital number, since it uses as much as digits as its factorization.

118082543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7680, while the sum is 32.

The square root of 118082543 is about 10866.5791765394. The cubic root of 118082543 is about 490.6011544417.

The spelling of 118082543 in words is "one hundred eighteen million, eighty-two thousand, five hundred forty-three".