135189317701 has 2 divisors, whose sum is σ = 135189317702. Its totient is φ = 135189317700.

The previous prime is 135189317639. The next prime is 135189317713. The reversal of 135189317701 is 107713981531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 130735757476 + 4453560225 = 361574^2 + 66735^2 .

It is a cyclic number.

It is not a de Polignac number, because 135189317701 - 2⁹ = 135189317189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135189317401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67594658850 + 67594658851.

It is an arithmetic number, because the mean of its divisors is an integer number (67594658851).

Almost surely, 2^135189317701 is an apocalyptic number.

It is an amenable number.

135189317701 is a deficient number, since it is larger than the sum of its proper divisors (1).

135189317701 is an equidigital number, since it uses as much as digits as its factorization.

135189317701 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 158760, while the sum is 46.

The spelling of 135189317701 in words is "one hundred thirty-five billion, one hundred eighty-nine million, three hundred seventeen thousand, seven hundred one".