135430543 has 2 divisors, whose sum is σ = 135430544. Its totient is φ = 135430542.

The previous prime is 135430531. The next prime is 135430571. The reversal of 135430543 is 345034531.

It is an a-pointer prime, because the next prime (135430571) can be obtained adding 135430543 to its sum of digits (28).

It is a weak prime.

It is an emirp because it is prime and its reverse (345034531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 135430543 - 2⁵ = 135430511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135430513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67715271 + 67715272.

It is an arithmetic number, because the mean of its divisors is an integer number (67715272).

Almost surely, 2^135430543 is an apocalyptic number.

135430543 is a deficient number, since it is larger than the sum of its proper divisors (1).

135430543 is an equidigital number, since it uses as much as digits as its factorization.

135430543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 135430543 is about 11637.4629107894. The cubic root of 135430543 is about 513.5375520822.

The spelling of 135430543 in words is "one hundred thirty-five million, four hundred thirty thousand, five hundred forty-three".