2655442171 has 2 divisors, whose sum is σ = 2655442172. Its totient is φ = 2655442170.

The previous prime is 2655442129. The next prime is 2655442271. The reversal of 2655442171 is 1712445562.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2655442171 - 2²⁵ = 2621887739 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2655442171.

It is not a weakly prime, because it can be changed into another prime (2655442271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1327721085 + 1327721086.

It is an arithmetic number, because the mean of its divisors is an integer number (1327721086).

Almost surely, 2^2655442171 is an apocalyptic number.

2655442171 is a deficient number, since it is larger than the sum of its proper divisors (1).

2655442171 is an equidigital number, since it uses as much as digits as its factorization.

2655442171 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 67200, while the sum is 37.

The square root of 2655442171 is about 51530.9826318109. The cubic root of 2655442171 is about 1384.7741547666.

The spelling of 2655442171 in words is "two billion, six hundred fifty-five million, four hundred forty-two thousand, one hundred seventy-one".