6552171541 has 2 divisors, whose sum is σ = 6552171542. Its totient is φ = 6552171540.

The previous prime is 6552171539. The next prime is 6552171553. The reversal of 6552171541 is 1451712556.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5048670916 + 1503500625 = 71054^2 + 38775^2 .

It is a cyclic number.

It is not a de Polignac number, because 6552171541 - 2¹ = 6552171539 is a prime.

Together with 6552171539, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 6552171541.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6552181541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3276085770 + 3276085771.

It is an arithmetic number, because the mean of its divisors is an integer number (3276085771).

Almost surely, 2^6552171541 is an apocalyptic number.

It is an amenable number.

6552171541 is a deficient number, since it is larger than the sum of its proper divisors (1).

6552171541 is an equidigital number, since it uses as much as digits as its factorization.

6552171541 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 42000, while the sum is 37.

The square root of 6552171541 is about 80945.4849945320. The cubic root of 6552171541 is about 1871.2353777505.

The spelling of 6552171541 in words is "six billion, five hundred fifty-two million, one hundred seventy-one thousand, five hundred forty-one".