5126091589 has 2 divisors, whose sum is σ = 5126091590. Its totient is φ = 5126091588.

The previous prime is 5126091587. The next prime is 5126091637. The reversal of 5126091589 is 9851906215.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4835116225 + 290975364 = 69535^2 + 17058^2 .

It is a cyclic number.

It is not a de Polignac number, because 5126091589 - 2¹ = 5126091587 is a prime.

Together with 5126091587, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5126091587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2563045794 + 2563045795.

It is an arithmetic number, because the mean of its divisors is an integer number (2563045795).

Almost surely, 2^5126091589 is an apocalyptic number.

It is an amenable number.

5126091589 is a deficient number, since it is larger than the sum of its proper divisors (1).

5126091589 is an equidigital number, since it uses as much as digits as its factorization.

5126091589 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 194400, while the sum is 46.

The square root of 5126091589 is about 71596.7288987423. The cubic root of 5126091589 is about 1724.2310191768.

The spelling of 5126091589 in words is "five billion, one hundred twenty-six million, ninety-one thousand, five hundred eighty-nine".