11011667 has 2 divisors, whose sum is σ = 11011668. Its totient is φ = 11011666.

The previous prime is 11011661. The next prime is 11011669. The reversal of 11011667 is 76611011.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11011667 is a prime.

Together with 11011669, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11011661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5505833 + 5505834.

It is an arithmetic number, because the mean of its divisors is an integer number (5505834).

Almost surely, 2^11011667 is an apocalyptic number.

11011667 is a deficient number, since it is larger than the sum of its proper divisors (1).

11011667 is an equidigital number, since it uses as much as digits as its factorization.

11011667 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252, while the sum is 23.

The square root of 11011667 is about 3318.3831906517. The cubic root of 11011667 is about 222.4766090800.

Adding to 11011667 its reverse (76611011), we get a palindrome (87622678).

The spelling of 11011667 in words is "eleven million, eleven thousand, six hundred sixty-seven".