11708889 has 16 divisors (see below), whose sum is σ = 16040640. Its totient is φ = 7594560.

The previous prime is 11708881. The next prime is 11708897. The reversal of 11708889 is 98880711.

11708889 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11708881) and next prime (11708897).

It is not a de Polignac number, because 11708889 - 2³ = 11708881 is a prime.

It is a super-2 number, since 2×11708889² = 274196163228642, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11708889.

It is not an unprimeable number, because it can be changed into a prime (11708881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19654 + ... + 20240.

It is an arithmetic number, because the mean of its divisors is an integer number (1002540).

Almost surely, 2^11708889 is an apocalyptic number.

It is an amenable number.

11708889 is a deficient number, since it is larger than the sum of its proper divisors (4331751).

11708889 is a wasteful number, since it uses less digits than its factorization.

11708889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 760.

The product of its (nonzero) digits is 32256, while the sum is 42.

The square root of 11708889 is about 3421.8253900513. The cubic root of 11708889 is about 227.0763455546.

The spelling of 11708889 in words is "eleven million, seven hundred eight thousand, eight hundred eighty-nine".