2054455171 has 2 divisors, whose sum is σ = 2054455172. Its totient is φ = 2054455170.

The previous prime is 2054455163. The next prime is 2054455189. The reversal of 2054455171 is 1715544502.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2054455171 - 2³ = 2054455163 is a prime.

It is not a weakly prime, because it can be changed into another prime (2054455141) 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, 1027227585 + 1027227586.

It is an arithmetic number, because the mean of its divisors is an integer number (1027227586).

Almost surely, 2^2054455171 is an apocalyptic number.

2054455171 is a deficient number, since it is larger than the sum of its proper divisors (1).

2054455171 is an equidigital number, since it uses as much as digits as its factorization.

2054455171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28000, while the sum is 34.

The square root of 2054455171 is about 45326.0981223842. The cubic root of 2054455171 is about 1271.2536798731.

Adding to 2054455171 its reverse (1715544502), we get a palindrome (3769999673).

The spelling of 2054455171 in words is "two billion, fifty-four million, four hundred fifty-five thousand, one hundred seventy-one".