5571889 has 2 divisors, whose sum is σ = 5571890. Its totient is φ = 5571888.

The previous prime is 5571887. The next prime is 5571893. The reversal of 5571889 is 9881755.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5326864 + 245025 = 2308^2 + 495^2 .

It is a cyclic number.

It is not a de Polignac number, because 5571889 - 2¹ = 5571887 is a prime.

Together with 5571887, it forms a pair of twin primes.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (5571887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2785944 + 2785945.

It is an arithmetic number, because the mean of its divisors is an integer number (2785945).

Almost surely, 2^5571889 is an apocalyptic number.

It is an amenable number.

5571889 is a deficient number, since it is larger than the sum of its proper divisors (1).

5571889 is an equidigital number, since it uses as much as digits as its factorization.

5571889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 100800, while the sum is 43.

The square root of 5571889 is about 2360.4849078103. The cubic root of 5571889 is about 177.2831604562.

The spelling of 5571889 in words is "five million, five hundred seventy-one thousand, eight hundred eighty-nine".