11589541 has 2 divisors, whose sum is σ = 11589542. Its totient is φ = 11589540.

The previous prime is 11589527. The next prime is 11589551. The reversal of 11589541 is 14598511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11390625 + 198916 = 3375^2 + 446^2 .

It is a cyclic number.

It is not a de Polignac number, because 11589541 - 2¹⁵ = 11556773 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11589497 and 11589506.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11589521) 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, 5794770 + 5794771.

It is an arithmetic number, because the mean of its divisors is an integer number (5794771).

Almost surely, 2^11589541 is an apocalyptic number.

It is an amenable number.

11589541 is a deficient number, since it is larger than the sum of its proper divisors (1).

11589541 is an equidigital number, since it uses as much as digits as its factorization.

11589541 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7200, while the sum is 34.

The square root of 11589541 is about 3404.3414928588. The cubic root of 11589541 is about 226.3021840701.

The spelling of 11589541 in words is "eleven million, five hundred eighty-nine thousand, five hundred forty-one".