111647729469011 has 2 divisors, whose sum is σ = 111647729469012. Its totient is φ = 111647729469010.

The previous prime is 111647729469007. The next prime is 111647729469049. The reversal of 111647729469011 is 110964927746111.

It is a weak prime.

It is an emirp because it is prime and its reverse (110964927746111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111647729469011 - 2² = 111647729469007 is a prime.

It is not a weakly prime, because it can be changed into another prime (111647729469061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55823864734505 + 55823864734506.

It is an arithmetic number, because the mean of its divisors is an integer number (55823864734506).

Almost surely, 2^{111647729469011} is an apocalyptic number.

111647729469011 is a deficient number, since it is larger than the sum of its proper divisors (1).

111647729469011 is an equidigital number, since it uses as much as digits as its factorization.

111647729469011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4572288, while the sum is 59.

The spelling of 111647729469011 in words is "one hundred eleven trillion, six hundred forty-seven billion, seven hundred twenty-nine million, four hundred sixty-nine thousand, eleven".