11966967 has 8 divisors (see below), whose sum is σ = 17728880. Its totient is φ = 7977960.

The previous prime is 11966953. The next prime is 11966993. The reversal of 11966967 is 76966911.

It is not a de Polignac number, because 11966967 - 2⁴ = 11966951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11966917) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 221584 + ... + 221637.

It is an arithmetic number, because the mean of its divisors is an integer number (2216110).

Almost surely, 2^11966967 is an apocalyptic number.

11966967 is a deficient number, since it is larger than the sum of its proper divisors (5761913).

11966967 is an equidigital number, since it uses as much as digits as its factorization.

11966967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 443230 (or 443224 counting only the distinct ones).

The product of its digits is 122472, while the sum is 45.

The square root of 11966967 is about 3459.3304265421. The cubic root of 11966967 is about 228.7325813127.

The spelling of 11966967 in words is "eleven million, nine hundred sixty-six thousand, nine hundred sixty-seven".