110591999993 has 2 divisors, whose sum is σ = 110591999994. Its totient is φ = 110591999992.

The previous prime is 110591999953. The next prime is 110592000023. The reversal of 110591999993 is 399999195011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 78138698089 + 32453301904 = 279533^2 + 180148^2 .

It is a cyclic number.

It is not a de Polignac number, because 110591999993 - 2²⁰ = 110590951417 is a prime.

It is not a weakly prime, because it can be changed into another prime (110591999953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55295999996 + 55295999997.

It is an arithmetic number, because the mean of its divisors is an integer number (55295999997).

Almost surely, 2^110591999993 is an apocalyptic number.

It is an amenable number.

110591999993 is a deficient number, since it is larger than the sum of its proper divisors (1).

110591999993 is an equidigital number, since it uses as much as digits as its factorization.

110591999993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7971615, while the sum is 65.

The spelling of 110591999993 in words is "one hundred ten billion, five hundred ninety-one million, nine hundred ninety-nine thousand, nine hundred ninety-three".