111060600504991 has 2 divisors, whose sum is σ = 111060600504992. Its totient is φ = 111060600504990.

The previous prime is 111060600504943. The next prime is 111060600505073. The reversal of 111060600504991 is 199405006060111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111060600504991 - 2⁹ = 111060600504479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111060600504901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55530300252495 + 55530300252496.

It is an arithmetic number, because the mean of its divisors is an integer number (55530300252496).

Almost surely, 2^{111060600504991} is an apocalyptic number.

111060600504991 is a deficient number, since it is larger than the sum of its proper divisors (1).

111060600504991 is an equidigital number, since it uses as much as digits as its factorization.

111060600504991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 58320, while the sum is 43.

The spelling of 111060600504991 in words is "one hundred eleven trillion, sixty billion, six hundred million, five hundred four thousand, nine hundred ninety-one".