11589745 has 8 divisors (see below), whose sum is σ = 13927680. Its totient is φ = 9258480.

The previous prime is 11589731. The next prime is 11589749. The reversal of 11589745 is 54798511.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11589745 - 2¹⁷ = 11458673 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11589698 and 11589707.

It is not an unprimeable number, because it can be changed into a prime (11589749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3786 + ... + 6124.

It is an arithmetic number, because the mean of its divisors is an integer number (1740960).

Almost surely, 2^11589745 is an apocalyptic number.

It is an amenable number.

11589745 is a deficient number, since it is larger than the sum of its proper divisors (2337935).

11589745 is an equidigital number, since it uses as much as digits as its factorization.

11589745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3335.

The product of its digits is 50400, while the sum is 40.

The square root of 11589745 is about 3404.3714544685. The cubic root of 11589745 is about 226.3035118585.

Subtracting from 11589745 its sum of digits (40), we obtain a triangular number (11589705 = T₄₈₁₄).

The spelling of 11589745 in words is "eleven million, five hundred eighty-nine thousand, seven hundred forty-five".