133080018901 has 4 divisors (see below), whose sum is σ = 137668985100. Its totient is φ = 128491052704.

The previous prime is 133080018887. The next prime is 133080018931. The reversal of 133080018901 is 109810080331.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 101761638001 + 31318380900 = 319001^2 + 176970^2 .

It is a cyclic number.

It is not a de Polignac number, because 133080018901 - 2²¹ = 133077921749 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133080018931) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2294483056 + ... + 2294483113.

It is an arithmetic number, because the mean of its divisors is an integer number (34417246275).

Almost surely, 2^133080018901 is an apocalyptic number.

It is an amenable number.

133080018901 is a deficient number, since it is larger than the sum of its proper divisors (4588966199).

133080018901 is an equidigital number, since it uses as much as digits as its factorization.

133080018901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4588966198.

The product of its (nonzero) digits is 5184, while the sum is 34.

The spelling of 133080018901 in words is "one hundred thirty-three billion, eighty million, eighteen thousand, nine hundred one".