133525602405061 has 2 divisors, whose sum is σ = 133525602405062. Its totient is φ = 133525602405060.

The previous prime is 133525602405053. The next prime is 133525602405067. The reversal of 133525602405061 is 160504206525331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 83503153656036 + 50022448749025 = 9138006^2 + 7072655^2 .

It is an emirp because it is prime and its reverse (160504206525331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 133525602405061 - 2³ = 133525602405053 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133525602404999 and 133525602405017.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133525602405067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66762801202530 + 66762801202531.

It is an arithmetic number, because the mean of its divisors is an integer number (66762801202531).

Almost surely, 2^{133525602405061} is an apocalyptic number.

It is an amenable number.

133525602405061 is a deficient number, since it is larger than the sum of its proper divisors (1).

133525602405061 is an equidigital number, since it uses as much as digits as its factorization.

133525602405061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648000, while the sum is 43.

The spelling of 133525602405061 in words is "one hundred thirty-three trillion, five hundred twenty-five billion, six hundred two million, four hundred five thousand, sixty-one".