11412689 has 4 divisors (see below), whose sum is σ = 11806260. Its totient is φ = 11019120.

The previous prime is 11412679. The next prime is 11412691. The reversal of 11412689 is 98621411.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9102289 + 2310400 = 3017^2 + 1520^2 .

It is a cyclic number.

It is not a de Polignac number, because 11412689 - 2¹⁶ = 11347153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11412679) 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 3 ways as a sum of consecutive naturals, for example, 196742 + ... + 196799.

It is an arithmetic number, because the mean of its divisors is an integer number (2951565).

Almost surely, 2^11412689 is an apocalyptic number.

It is an amenable number.

11412689 is a deficient number, since it is larger than the sum of its proper divisors (393571).

11412689 is an equidigital number, since it uses as much as digits as its factorization.

11412689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393570.

The product of its digits is 3456, while the sum is 32.

The square root of 11412689 is about 3378.2671593585. The cubic root of 11412689 is about 225.1451836648.

The spelling of 11412689 in words is "eleven million, four hundred twelve thousand, six hundred eighty-nine".