11471859589 has 2 divisors, whose sum is σ = 11471859590. Its totient is φ = 11471859588.

The previous prime is 11471859551. The next prime is 11471859629. The reversal of 11471859589 is 98595817411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7188157089 + 4283702500 = 84783^2 + 65450^2 .

It is a cyclic number.

It is not a de Polignac number, because 11471859589 - 2¹¹ = 11471857541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11471889589) 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, 5735929794 + 5735929795.

It is an arithmetic number, because the mean of its divisors is an integer number (5735929795).

Almost surely, 2^11471859589 is an apocalyptic number.

It is an amenable number.

11471859589 is a deficient number, since it is larger than the sum of its proper divisors (1).

11471859589 is an equidigital number, since it uses as much as digits as its factorization.

11471859589 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3628800, while the sum is 58.

The spelling of 11471859589 in words is "eleven billion, four hundred seventy-one million, eight hundred fifty-nine thousand, five hundred eighty-nine".