11671696 has 20 divisors (see below), whose sum is σ = 22768384. Its totient is φ = 5796000.

The previous prime is 11671663. The next prime is 11671711. The reversal of 11671696 is 69617611.

11671696 = T₁₁₃ + T₁₁₄ + ... + T₄₁₄.

11671696 is a nontrivial binomial coefficient, being equal to C(4832, 2).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1 + ... + 4831.

Almost surely, 2^11671696 is an apocalyptic number.

11671696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

11671696 is the 4831-st triangular number and also the 2416-th hexagonal number.

11671696 is the 1611-st centered nonagonal number.

It is an amenable number.

11671696 is a deficient number, since it is larger than the sum of its proper divisors (11096688).

11671696 is a wasteful number, since it uses less digits than its factorization.

11671696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4990 (or 4984 counting only the distinct ones).

The product of its digits is 13608, while the sum is 37.

The square root of 11671696 is about 3416.3863950086. The cubic root of 11671696 is about 226.8356563710.

The spelling of 11671696 in words is "eleven million, six hundred seventy-one thousand, six hundred ninety-six".