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11708969 = 47249127
BaseRepresentation
bin101100101010…
…101000101001
3211000212200112
4230222220221
510444141334
61054544105
7201344636
oct54525051
924025615
1011708969
116678138
123b08035
13256c6ac
1417ab18d
1510644ce
hexb2aa29

11708969 has 4 divisors (see below), whose sum is σ = 11958144. Its totient is φ = 11459796.

The previous prime is 11708923. The next prime is 11709007. The reversal of 11708969 is 96980711.

It is a happy number.

11708969 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, and also an emirpimes, since its reverse is a distinct semiprime: 96980711 = 654714813.

It is a cyclic number.

It is not a de Polignac number, because 11708969 - 28 = 11708713 is a prime.

It is a super-2 number, since 2×117089692 = 274199910085922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11708069) 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, 124517 + ... + 124610.

It is an arithmetic number, because the mean of its divisors is an integer number (2989536).

Almost surely, 211708969 is an apocalyptic number.

It is an amenable number.

11708969 is a deficient number, since it is larger than the sum of its proper divisors (249175).

11708969 is an equidigital number, since it uses as much as digits as its factorization.

11708969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249174.

The product of its (nonzero) digits is 27216, while the sum is 41.

The square root of 11708969 is about 3421.8370796986. The cubic root of 11708969 is about 227.0768627134.

The spelling of 11708969 in words is "eleven million, seven hundred eight thousand, nine hundred sixty-nine".

Divisors: 1 47 249127 11708969