135063923843 has 4 divisors (see below), whose sum is σ = 135187496688. Its totient is φ = 134940351000.

The previous prime is 135063923831. The next prime is 135063923867. The reversal of 135063923843 is 348329360531.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 348329360531 = 6373 ⋅54657047.

It is a cyclic number.

It is not a de Polignac number, because 135063923843 - 2¹⁸ = 135063661699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135063973843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61784783 + ... + 61786968.

It is an arithmetic number, because the mean of its divisors is an integer number (33796874172).

Almost surely, 2^135063923843 is an apocalyptic number.

135063923843 is a deficient number, since it is larger than the sum of its proper divisors (123572845).

135063923843 is a wasteful number, since it uses less digits than its factorization.

135063923843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123572844.

The product of its (nonzero) digits is 1399680, while the sum is 47.

The spelling of 135063923843 in words is "one hundred thirty-five billion, sixty-three million, nine hundred twenty-three thousand, eight hundred forty-three".