11767867 has 2 divisors, whose sum is σ = 11767868. Its totient is φ = 11767866.

The previous prime is 11767849. The next prime is 11767891. The reversal of 11767867 is 76876711.

11767867 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (76876711) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11767867 is a prime.

It is not a weakly prime, because it can be changed into another prime (11767807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5883933 + 5883934.

It is an arithmetic number, because the mean of its divisors is an integer number (5883934).

Almost surely, 2^11767867 is an apocalyptic number.

11767867 is a deficient number, since it is larger than the sum of its proper divisors (1).

11767867 is an equidigital number, since it uses as much as digits as its factorization.

11767867 is an evil number, because the sum of its binary digits is even.

The product of its digits is 98784, while the sum is 43.

The square root of 11767867 is about 3430.4324800235. The cubic root of 11767867 is about 227.4569704877.

The spelling of 11767867 in words is "eleven million, seven hundred sixty-seven thousand, eight hundred sixty-seven".