11820709067 has 2 divisors, whose sum is σ = 11820709068. Its totient is φ = 11820709066.

The previous prime is 11820709049. The next prime is 11820709097. The reversal of 11820709067 is 76090702811.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11820709067 - 2¹⁶ = 11820643531 is a prime.

It is not a weakly prime, because it can be changed into another prime (11820709027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5910354533 + 5910354534.

It is an arithmetic number, because the mean of its divisors is an integer number (5910354534).

Almost surely, 2^11820709067 is an apocalyptic number.

11820709067 is a deficient number, since it is larger than the sum of its proper divisors (1).

11820709067 is an equidigital number, since it uses as much as digits as its factorization.

11820709067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336, while the sum is 41.

The spelling of 11820709067 in words is "eleven billion, eight hundred twenty million, seven hundred nine thousand, sixty-seven".