133866351840311 has 2 divisors, whose sum is σ = 133866351840312. Its totient is φ = 133866351840310.

The previous prime is 133866351840281. The next prime is 133866351840313. The reversal of 133866351840311 is 113048153668331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 133866351840311 - 2¹⁰ = 133866351839287 is a prime.

Together with 133866351840313, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133866351840313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66933175920155 + 66933175920156.

It is an arithmetic number, because the mean of its divisors is an integer number (66933175920156).

Almost surely, 2^{133866351840311} is an apocalyptic number.

133866351840311 is a deficient number, since it is larger than the sum of its proper divisors (1).

133866351840311 is an equidigital number, since it uses as much as digits as its factorization.

133866351840311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3732480, while the sum is 53.

The spelling of 133866351840311 in words is "one hundred thirty-three trillion, eight hundred sixty-six billion, three hundred fifty-one million, eight hundred forty thousand, three hundred eleven".