133681586141 has 2 divisors, whose sum is σ = 133681586142. Its totient is φ = 133681586140.

The previous prime is 133681586123. The next prime is 133681586153. The reversal of 133681586141 is 141685186331.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 102157583641 + 31524002500 = 319621^2 + 177550^2 .

It is a cyclic number.

It is not a de Polignac number, because 133681586141 - 2³⁴ = 116501716957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133681588141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66840793070 + 66840793071.

It is an arithmetic number, because the mean of its divisors is an integer number (66840793071).

Almost surely, 2^133681586141 is an apocalyptic number.

It is an amenable number.

133681586141 is a deficient number, since it is larger than the sum of its proper divisors (1).

133681586141 is an equidigital number, since it uses as much as digits as its factorization.

133681586141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 414720, while the sum is 47.

The spelling of 133681586141 in words is "one hundred thirty-three billion, six hundred eighty-one million, five hundred eighty-six thousand, one hundred forty-one".