133971323985118 has 8 divisors (see below), whose sum is σ = 209694246237648. Its totient is φ = 64073241905904.

The previous prime is 133971323985101. The next prime is 133971323985127. The reversal of 133971323985118 is 811589323179331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 133971323985118.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1456210043271 + ... + 1456210043362.

It is an arithmetic number, because the mean of its divisors is an integer number (26211780779706).

Almost surely, 2^{133971323985118} is an apocalyptic number.

133971323985118 is a deficient number, since it is larger than the sum of its proper divisors (75722922252530).

133971323985118 is a wasteful number, since it uses less digits than its factorization.

133971323985118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2912420086658.

The product of its digits is 29393280, while the sum is 64.

The spelling of 133971323985118 in words is "one hundred thirty-three trillion, nine hundred seventy-one billion, three hundred twenty-three million, nine hundred eighty-five thousand, one hundred eighteen".