11667716 has 12 divisors (see below), whose sum is σ = 21306432. Its totient is φ = 5580168.

The previous prime is 11667713. The next prime is 11667727. The reversal of 11667716 is 61776611.

It is a super-2 number, since 2×11667716² = 272271193313312, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11667713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63320 + ... + 63503.

It is an arithmetic number, because the mean of its divisors is an integer number (1775536).

Almost surely, 2^11667716 is an apocalyptic number.

It is an amenable number.

11667716 is a deficient number, since it is larger than the sum of its proper divisors (9638716).

11667716 is a wasteful number, since it uses less digits than its factorization.

11667716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126850 (or 126848 counting only the distinct ones).

The product of its digits is 10584, while the sum is 35.

The square root of 11667716 is about 3415.8038585375. The cubic root of 11667716 is about 226.8098701000.

The spelling of 11667716 in words is "eleven million, six hundred sixty-seven thousand, seven hundred sixteen".