133387529907 has 8 divisors (see below), whose sum is σ = 177911442576. Its totient is φ = 88894318592.

The previous prime is 133387529893. The next prime is 133387529911. The reversal of 133387529907 is 709925783331.

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 133387529907 - 2⁶ = 133387529843 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133387529927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7665198 + ... + 7682579.

It is an arithmetic number, because the mean of its divisors is an integer number (22238930322).

Almost surely, 2^133387529907 is an apocalyptic number.

133387529907 is a deficient number, since it is larger than the sum of its proper divisors (44523912669).

133387529907 is a wasteful number, since it uses less digits than its factorization.

133387529907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15350677.

The product of its (nonzero) digits is 8573040, while the sum is 57.

The spelling of 133387529907 in words is "one hundred thirty-three billion, three hundred eighty-seven million, five hundred twenty-nine thousand, nine hundred seven".