133161568907 has 8 divisors (see below), whose sum is σ = 134050199616. Its totient is φ = 132275587912.

The previous prime is 133161568847. The next prime is 133161568909. The reversal of 133161568907 is 709865161331.

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

It is a cyclic number.

It is not a de Polignac number, because 133161568907 - 2¹⁰ = 133161567883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133161568909) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 561533 + ... + 762654.

It is an arithmetic number, because the mean of its divisors is an integer number (16756274952).

Almost surely, 2^133161568907 is an apocalyptic number.

133161568907 is a deficient number, since it is larger than the sum of its proper divisors (888630709).

133161568907 is a wasteful number, since it uses less digits than its factorization.

133161568907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1324857.

The product of its (nonzero) digits is 816480, while the sum is 50.

The spelling of 133161568907 in words is "one hundred thirty-three billion, one hundred sixty-one million, five hundred sixty-eight thousand, nine hundred seven".