254705354171 has 2 divisors, whose sum is σ = 254705354172. Its totient is φ = 254705354170.

The previous prime is 254705354039. The next prime is 254705354191. The reversal of 254705354171 is 171453507452.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-254705354171 is a prime.

It is not a weakly prime, because it can be changed into another prime (254705354191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127352677085 + 127352677086.

It is an arithmetic number, because the mean of its divisors is an integer number (127352677086).

Almost surely, 2^254705354171 is an apocalyptic number.

254705354171 is a deficient number, since it is larger than the sum of its proper divisors (1).

254705354171 is an equidigital number, since it uses as much as digits as its factorization.

254705354171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 588000, while the sum is 44.

The spelling of 254705354171 in words is "two hundred fifty-four billion, seven hundred five million, three hundred fifty-four thousand, one hundred seventy-one".