135441171 has 6 divisors (see below), whose sum is σ = 195637260. Its totient is φ = 90294108.

The previous prime is 135441161. The next prime is 135441199. The reversal of 135441171 is 171144531.

135441171 is a `hidden beast` number, since 1 + 3 + 544 + 117 + 1 = 666.

It is not a de Polignac number, because 135441171 - 2⁹ = 135440659 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135441161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7524501 + ... + 7524518.

It is an arithmetic number, because the mean of its divisors is an integer number (32606210).

Almost surely, 2^135441171 is an apocalyptic number.

135441171 is a deficient number, since it is larger than the sum of its proper divisors (60196089).

135441171 is a wasteful number, since it uses less digits than its factorization.

135441171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15049025 (or 15049022 counting only the distinct ones).

The product of its digits is 1680, while the sum is 27.

The square root of 135441171 is about 11637.9195305690. The cubic root of 135441171 is about 513.5509851287.

The spelling of 135441171 in words is "one hundred thirty-five million, four hundred forty-one thousand, one hundred seventy-one".