11680953 has 16 divisors (see below), whose sum is σ = 16564800. Its totient is φ = 7300800.

The previous prime is 11680919. The next prime is 11680961. The reversal of 11680953 is 35908611.

It is not a de Polignac number, because 11680953 - 2¹² = 11676857 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11680153) 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, 4743 + ... + 6771.

It is an arithmetic number, because the mean of its divisors is an integer number (1035300).

Almost surely, 2^11680953 is an apocalyptic number.

It is an amenable number.

11680953 is a deficient number, since it is larger than the sum of its proper divisors (4883847).

11680953 is a wasteful number, since it uses less digits than its factorization.

11680953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2152.

The product of its (nonzero) digits is 6480, while the sum is 33.

The square root of 11680953 is about 3417.7409205497. The cubic root of 11680953 is about 226.8956094628.

The spelling of 11680953 in words is "eleven million, six hundred eighty thousand, nine hundred fifty-three".