133105836543 has 16 divisors (see below), whose sum is σ = 179765171040. Its totient is φ = 87596568576.

The previous prime is 133105836511. The next prime is 133105836569. The reversal of 133105836543 is 345638501331.

It is not a de Polignac number, because 133105836543 - 2⁵ = 133105836511 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133105836495 and 133105836504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133105836583) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 474730 + ... + 701127.

It is an arithmetic number, because the mean of its divisors is an integer number (11235323190).

Almost surely, 2^133105836543 is an apocalyptic number.

133105836543 is a deficient number, since it is larger than the sum of its proper divisors (46659334497).

133105836543 is a wasteful number, since it uses less digits than its factorization.

133105836543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1176346.

The product of its (nonzero) digits is 388800, while the sum is 42.

The spelling of 133105836543 in words is "one hundred thirty-three billion, one hundred five million, eight hundred thirty-six thousand, five hundred forty-three".