11589394 has 4 divisors (see below), whose sum is σ = 17384094. Its totient is φ = 5794696.

The previous prime is 11589367. The next prime is 11589397. The reversal of 11589394 is 49398511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 49398511 = 97 ⋅509263.

It can be written as a sum of positive squares in only one way, i.e., 7767369 + 3822025 = 2787^2 + 1955^2 .

It is not an unprimeable number, because it can be changed into a prime (11589397) 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 as a sum of consecutive naturals, namely, 2897347 + ... + 2897350.

Almost surely, 2^11589394 is an apocalyptic number.

11589394 is a deficient number, since it is larger than the sum of its proper divisors (5794700).

11589394 is an equidigital number, since it uses as much as digits as its factorization.

11589394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5794699.

The product of its digits is 38880, while the sum is 40.

The square root of 11589394 is about 3404.3199027118. The cubic root of 11589394 is about 226.3012272717.

The spelling of 11589394 in words is "eleven million, five hundred eighty-nine thousand, three hundred ninety-four".