7171056401 has 2 divisors, whose sum is σ = 7171056402. Its totient is φ = 7171056400.

The previous prime is 7171056391. The next prime is 7171056407. The reversal of 7171056401 is 1046501717.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6819456400 + 351600001 = 82580^2 + 18751^2 .

It is a cyclic number.

It is not a de Polignac number, because 7171056401 - 2⁶ = 7171056337 is a prime.

It is not a weakly prime, because it can be changed into another prime (7171056407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3585528200 + 3585528201.

It is an arithmetic number, because the mean of its divisors is an integer number (3585528201).

Almost surely, 2^7171056401 is an apocalyptic number.

It is an amenable number.

7171056401 is a deficient number, since it is larger than the sum of its proper divisors (1).

7171056401 is an equidigital number, since it uses as much as digits as its factorization.

7171056401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5880, while the sum is 32.

The square root of 7171056401 is about 84682.0902021201. The cubic root of 7171056401 is about 1928.3878185753.

The spelling of 7171056401 in words is "seven billion, one hundred seventy-one million, fifty-six thousand, four hundred one".