11681926 has 4 divisors (see below), whose sum is σ = 17522892. Its totient is φ = 5840962.

The previous prime is 11681911. The next prime is 11681933. The reversal of 11681926 is 62918611.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 11681891 and 11681900.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2920480 + ... + 2920483.

It is an arithmetic number, because the mean of its divisors is an integer number (4380723).

Almost surely, 2^11681926 is an apocalyptic number.

11681926 is a deficient number, since it is larger than the sum of its proper divisors (5840966).

11681926 is an equidigital number, since it uses as much as digits as its factorization.

11681926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5840965.

The product of its digits is 5184, while the sum is 34.

The square root of 11681926 is about 3417.8832630738. The cubic root of 11681926 is about 226.9019092712.

The spelling of 11681926 in words is "eleven million, six hundred eighty-one thousand, nine hundred twenty-six".