11378589 has 4 divisors (see below), whose sum is σ = 15171456. Its totient is φ = 7585724.

The previous prime is 11378579. The next prime is 11378599. The reversal of 11378589 is 98587311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (11378579) and next prime (11378599).

It is a cyclic number.

It is not a de Polignac number, because 11378589 - 2⁷ = 11378461 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11378589.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11378509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1896429 + ... + 1896434.

It is an arithmetic number, because the mean of its divisors is an integer number (3792864).

Almost surely, 2^11378589 is an apocalyptic number.

It is an amenable number.

11378589 is a deficient number, since it is larger than the sum of its proper divisors (3792867).

11378589 is an equidigital number, since it uses as much as digits as its factorization.

11378589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3792866.

The product of its digits is 60480, while the sum is 42.

The square root of 11378589 is about 3373.2164176050. The cubic root of 11378589 is about 224.9207226877.

The spelling of 11378589 in words is "eleven million, three hundred seventy-eight thousand, five hundred eighty-nine".