134423543605 has 16 divisors (see below), whose sum is σ = 173727736560. Its totient is φ = 99260241408.

The previous prime is 134423543599. The next prime is 134423543621. The reversal of 134423543605 is 506345324431.

It can be written as a sum of positive squares in 8 ways, for example, as 2295655569 + 132127888036 = 47913^2 + 363494^2 .

It is a cyclic number.

It is not a de Polignac number, because 134423543605 - 2¹¹ = 134423541557 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1113441 + ... + 1228249.

It is an arithmetic number, because the mean of its divisors is an integer number (10857983535).

Almost surely, 2^134423543605 is an apocalyptic number.

It is an amenable number.

134423543605 is a deficient number, since it is larger than the sum of its proper divisors (39304192955).

134423543605 is a wasteful number, since it uses less digits than its factorization.

134423543605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132840.

The product of its (nonzero) digits is 518400, while the sum is 40.

The spelling of 134423543605 in words is "one hundred thirty-four billion, four hundred twenty-three million, five hundred forty-three thousand, six hundred five".