135455543 has 2 divisors, whose sum is σ = 135455544. Its totient is φ = 135455542.

The previous prime is 135455539. The next prime is 135455591. The reversal of 135455543 is 345554531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 135455543 - 2² = 135455539 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135451543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67727771 + 67727772.

It is an arithmetic number, because the mean of its divisors is an integer number (67727772).

Almost surely, 2^135455543 is an apocalyptic number.

135455543 is a deficient number, since it is larger than the sum of its proper divisors (1).

135455543 is an equidigital number, since it uses as much as digits as its factorization.

135455543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90000, while the sum is 35.

The square root of 135455543 is about 11638.5369785038. The cubic root of 135455543 is about 513.5691492110.

The spelling of 135455543 in words is "one hundred thirty-five million, four hundred fifty-five thousand, five hundred forty-three".