11994667 has 4 divisors (see below), whose sum is σ = 12010696. Its totient is φ = 11978640.

The previous prime is 11994637. The next prime is 11994677. The reversal of 11994667 is 76649911.

It is a happy number.

11994667 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 11994667 - 2⁷ = 11994539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11994637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6834 + ... + 8407.

It is an arithmetic number, because the mean of its divisors is an integer number (3002674).

Almost surely, 2^11994667 is an apocalyptic number.

11994667 is a deficient number, since it is larger than the sum of its proper divisors (16029).

11994667 is an equidigital number, since it uses as much as digits as its factorization.

11994667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16028.

The product of its digits is 81648, while the sum is 43.

The square root of 11994667 is about 3463.3317773497. The cubic root of 11994667 is about 228.9089281460.

The spelling of 11994667 in words is "eleven million, nine hundred ninety-four thousand, six hundred sixty-seven".