133681575359 has 2 divisors, whose sum is σ = 133681575360. Its totient is φ = 133681575358.

The previous prime is 133681575347. The next prime is 133681575431. The reversal of 133681575359 is 953575186331.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133681575359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133621575359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66840787679 + 66840787680.

It is an arithmetic number, because the mean of its divisors is an integer number (66840787680).

Almost surely, 2^133681575359 is an apocalyptic number.

133681575359 is a deficient number, since it is larger than the sum of its proper divisors (1).

133681575359 is an equidigital number, since it uses as much as digits as its factorization.

133681575359 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10206000, while the sum is 56.

The spelling of 133681575359 in words is "one hundred thirty-three billion, six hundred eighty-one million, five hundred seventy-five thousand, three hundred fifty-nine".