11680617 has 16 divisors (see below), whose sum is σ = 17091648. Its totient is φ = 7051200.

The previous prime is 11680609. The next prime is 11680621. The reversal of 11680617 is 71608611.

It is a happy number.

It is not a de Polignac number, because 11680617 - 2³ = 11680609 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11680607) 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, 759 + ... + 4892.

It is an arithmetic number, because the mean of its divisors is an integer number (1068228).

Almost surely, 2^11680617 is an apocalyptic number.

It is an amenable number.

11680617 is a deficient number, since it is larger than the sum of its proper divisors (5411031).

11680617 is a wasteful number, since it uses less digits than its factorization.

11680617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5720.

The product of its (nonzero) digits is 2016, while the sum is 30.

The square root of 11680617 is about 3417.6917649197. The cubic root of 11680617 is about 226.8934339081.

The spelling of 11680617 in words is "eleven million, six hundred eighty thousand, six hundred seventeen".