133076851209 has 63 divisors (see below), whose sum is σ = 203853256023. Its totient is φ = 86833359504.

The previous prime is 133076851189. The next prime is 133076851211. The reversal of 133076851209 is 902158670331.

The square root of 133076851209 is 364797.

It is a perfect power (a square), and thus also a powerful number.

133076851209 is a `hidden beast` number, since 1 + 330 + 7 + 68 + 51 + 209 = 666.

It can be written as a sum of positive squares in only one way, i.e., 123941314809 + 9135536400 = 352053^2 + 95580^2 .

It is not a de Polignac number, because 133076851209 - 2⁵ = 133076851177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133076851009) by changing a digit.

It is a polite number, since it can be written in 62 ways as a sum of consecutive naturals, for example, 581121507 + ... + 581121735.

Almost surely, 2^133076851209 is an apocalyptic number.

133076851209 is the 364797-th square number.

133076851209 is the 182399-th centered octagonal number.

It is an amenable number.

133076851209 is a deficient number, since it is larger than the sum of its proper divisors (70776404814).

133076851209 is an frugal number, since it uses more digits than its factorization.

133076851209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 594 (or 291 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The spelling of 133076851209 in words is "one hundred thirty-three billion, seventy-six million, eight hundred fifty-one thousand, two hundred nine".