855102724171 has 2 divisors, whose sum is σ = 855102724172. Its totient is φ = 855102724170.

The previous prime is 855102724129. The next prime is 855102724213. The reversal of 855102724171 is 171427201558.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (855102724129) and next prime (855102724213).

It is a cyclic number.

It is not a de Polignac number, because 855102724171 - 2⁹ = 855102723659 is a prime.

It is not a weakly prime, because it can be changed into another prime (855102724121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 427551362085 + 427551362086.

It is an arithmetic number, because the mean of its divisors is an integer number (427551362086).

Almost surely, 2^855102724171 is an apocalyptic number.

855102724171 is a deficient number, since it is larger than the sum of its proper divisors (1).

855102724171 is an equidigital number, since it uses as much as digits as its factorization.

855102724171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 156800, while the sum is 43.

The spelling of 855102724171 in words is "eight hundred fifty-five billion, one hundred two million, seven hundred twenty-four thousand, one hundred seventy-one".