98611111129 has 2 divisors, whose sum is σ = 98611111130. Its totient is φ = 98611111128.

The previous prime is 98611111111. The next prime is 98611111141. The reversal of 98611111129 is 92111111689.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 57612960729 + 40998150400 = 240027^2 + 202480^2 .

It is a cyclic number.

It is not a de Polignac number, because 98611111129 - 2⁹ = 98611110617 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 98611111091 and 98611111100.

It is not a weakly prime, because it can be changed into another prime (98611112129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49305555564 + 49305555565.

It is an arithmetic number, because the mean of its divisors is an integer number (49305555565).

Almost surely, 2^98611111129 is an apocalyptic number.

It is an amenable number.

98611111129 is a deficient number, since it is larger than the sum of its proper divisors (1).

98611111129 is an equidigital number, since it uses as much as digits as its factorization.

98611111129 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776, while the sum is 40.

The spelling of 98611111129 in words is "ninety-eight billion, six hundred eleven million, one hundred eleven thousand, one hundred twenty-nine".