135354240443 has 2 divisors, whose sum is σ = 135354240444. Its totient is φ = 135354240442.

The previous prime is 135354240433. The next prime is 135354240473. The reversal of 135354240443 is 344042453531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 135354240443 - 2³⁰ = 134280498619 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 135354240397 and 135354240406.

It is not a weakly prime, because it can be changed into another prime (135354240433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67677120221 + 67677120222.

It is an arithmetic number, because the mean of its divisors is an integer number (67677120222).

Almost surely, 2^135354240443 is an apocalyptic number.

135354240443 is a deficient number, since it is larger than the sum of its proper divisors (1).

135354240443 is an equidigital number, since it uses as much as digits as its factorization.

135354240443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 345600, while the sum is 38.

Adding to 135354240443 its reverse (344042453531), we get a palindrome (479396693974).

The spelling of 135354240443 in words is "one hundred thirty-five billion, three hundred fifty-four million, two hundred forty thousand, four hundred forty-three".