110555500129 has 2 divisors, whose sum is σ = 110555500130. Its totient is φ = 110555500128.

The previous prime is 110555500117. The next prime is 110555500147. The reversal of 110555500129 is 921005555011.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85469691904 + 25085808225 = 292352^2 + 158385^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110555500129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 110555500094 and 110555500103.

It is not a weakly prime, because it can be changed into another prime (110555570129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55277750064 + 55277750065.

It is an arithmetic number, because the mean of its divisors is an integer number (55277750065).

Almost surely, 2^110555500129 is an apocalyptic number.

It is an amenable number.

110555500129 is a deficient number, since it is larger than the sum of its proper divisors (1).

110555500129 is an equidigital number, since it uses as much as digits as its factorization.

110555500129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11250, while the sum is 34.

The spelling of 110555500129 in words is "one hundred ten billion, five hundred fifty-five million, five hundred thousand, one hundred twenty-nine".