11943667 has 2 divisors, whose sum is σ = 11943668. Its totient is φ = 11943666.

The previous prime is 11943653. The next prime is 11943671. The reversal of 11943667 is 76634911.

It is a strong prime.

It is an emirp because it is prime and its reverse (76634911) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11943667 - 2⁷ = 11943539 is a prime.

It is not a weakly prime, because it can be changed into another prime (11943697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5971833 + 5971834.

It is an arithmetic number, because the mean of its divisors is an integer number (5971834).

Almost surely, 2^11943667 is an apocalyptic number.

11943667 is a deficient number, since it is larger than the sum of its proper divisors (1).

11943667 is an equidigital number, since it uses as much as digits as its factorization.

11943667 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27216, while the sum is 37.

The square root of 11943667 is about 3455.9610819568. The cubic root of 11943667 is about 228.5840354096.

The spelling of 11943667 in words is "eleven million, nine hundred forty-three thousand, six hundred sixty-seven".