11881696 has 12 divisors (see below), whose sum is σ = 23392152. Its totient is φ = 5940832.

The previous prime is 11881687. The next prime is 11881697. The reversal of 11881696 is 69618811.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11881697) 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 as a sum of consecutive naturals, namely, 185620 + ... + 185683.

It is an arithmetic number, because the mean of its divisors is an integer number (1949346).

Almost surely, 2^11881696 is an apocalyptic number.

11881696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11881696 is a deficient number, since it is larger than the sum of its proper divisors (11510456).

11881696 is an equidigital number, since it uses as much as digits as its factorization.

11881696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371313 (or 371305 counting only the distinct ones).

The product of its digits is 20736, while the sum is 40.

The square root of 11881696 is about 3446.9836088963. The cubic root of 11881696 is about 228.1880053906.

The spelling of 11881696 in words is "eleven million, eight hundred eighty-one thousand, six hundred ninety-six".