135005552177 has 2 divisors, whose sum is σ = 135005552178. Its totient is φ = 135005552176.

The previous prime is 135005552137. The next prime is 135005552183. The reversal of 135005552177 is 771255500531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 130043899456 + 4961652721 = 360616^2 + 70439^2 .

It is an emirp because it is prime and its reverse (771255500531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 135005552177 - 2⁶ = 135005552113 is a prime.

It is not a weakly prime, because it can be changed into another prime (135005552137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67502776088 + 67502776089.

It is an arithmetic number, because the mean of its divisors is an integer number (67502776089).

Almost surely, 2^135005552177 is an apocalyptic number.

It is an amenable number.

135005552177 is a deficient number, since it is larger than the sum of its proper divisors (1).

135005552177 is an equidigital number, since it uses as much as digits as its factorization.

135005552177 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 183750, while the sum is 41.

The spelling of 135005552177 in words is "one hundred thirty-five billion, five million, five hundred fifty-two thousand, one hundred seventy-seven".