11071689 has 8 divisors (see below), whose sum is σ = 14928480. Its totient is φ = 7298016.

The previous prime is 11071673. The next prime is 11071693. The reversal of 11071689 is 98617011.

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

It is not a de Polignac number, because 11071689 - 2⁴ = 11071673 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11071609) 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, 20467 + ... + 21000.

It is an arithmetic number, because the mean of its divisors is an integer number (1866060).

Almost surely, 2^11071689 is an apocalyptic number.

It is an amenable number.

11071689 is a deficient number, since it is larger than the sum of its proper divisors (3856791).

11071689 is an equidigital number, since it uses as much as digits as its factorization.

11071689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41559.

The product of its (nonzero) digits is 3024, while the sum is 33.

The square root of 11071689 is about 3327.4147622441. The cubic root of 11071689 is about 222.8800993657.

The spelling of 11071689 in words is "eleven million, seventy-one thousand, six hundred eighty-nine".