11916656 has 10 divisors (see below), whose sum is σ = 23088552. Its totient is φ = 5958320.

The previous prime is 11916637. The next prime is 11916659. The reversal of 11916656 is 65661911.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11916659) 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 as a sum of consecutive naturals, namely, 372380 + ... + 372411.

Almost surely, 2^11916656 is an apocalyptic number.

11916656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11916656 is a deficient number, since it is larger than the sum of its proper divisors (11171896).

11916656 is an equidigital number, since it uses as much as digits as its factorization.

11916656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 744799 (or 744793 counting only the distinct ones).

The product of its digits is 9720, while the sum is 35.

The square root of 11916656 is about 3452.0509845598. The cubic root of 11916656 is about 228.4115885475.

The spelling of 11916656 in words is "eleven million, nine hundred sixteen thousand, six hundred fifty-six".