133080018887 has 2 divisors, whose sum is σ = 133080018888. Its totient is φ = 133080018886.

The previous prime is 133080018881. The next prime is 133080018931. The reversal of 133080018887 is 788810080331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133080018887 - 2³⁰ = 132006277063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133080018881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66540009443 + 66540009444.

It is an arithmetic number, because the mean of its divisors is an integer number (66540009444).

Almost surely, 2^133080018887 is an apocalyptic number.

133080018887 is a deficient number, since it is larger than the sum of its proper divisors (1).

133080018887 is an equidigital number, since it uses as much as digits as its factorization.

133080018887 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 258048, while the sum is 47.

The spelling of 133080018887 in words is "one hundred thirty-three billion, eighty million, eighteen thousand, eight hundred eighty-seven".