105011060989 has 2 divisors, whose sum is σ = 105011060990. Its totient is φ = 105011060988.

The previous prime is 105011060981. The next prime is 105011061047. The reversal of 105011060989 is 989060110501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 96430744089 + 8580316900 = 310533^2 + 92630^2 .

It is a cyclic number.

It is not a de Polignac number, because 105011060989 - 2³ = 105011060981 is a prime.

It is a super-2 number, since 2×105011060989² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (105011060981) 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, 52505530494 + 52505530495.

It is an arithmetic number, because the mean of its divisors is an integer number (52505530495).

Almost surely, 2^105011060989 is an apocalyptic number.

It is an amenable number.

105011060989 is a deficient number, since it is larger than the sum of its proper divisors (1).

105011060989 is an equidigital number, since it uses as much as digits as its factorization.

105011060989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 40.

The spelling of 105011060989 in words is "one hundred five billion, eleven million, sixty thousand, nine hundred eighty-nine".