109130846666909 has 2 divisors, whose sum is σ = 109130846666910. Its totient is φ = 109130846666908.

The previous prime is 109130846666903. The next prime is 109130846666953. The reversal of 109130846666909 is 909666648031901.

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., 106512204225625 + 2618642441284 = 10320475^2 + 1618222^2 .

It is a cyclic number.

It is not a de Polignac number, because 109130846666909 - 2⁴ = 109130846666893 is a prime.

It is a super-2 number, since 2×109130846666909² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109130846666903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54565423333454 + 54565423333455.

It is an arithmetic number, because the mean of its divisors is an integer number (54565423333455).

Almost surely, 2^{109130846666909} is an apocalyptic number.

It is an amenable number.

109130846666909 is a deficient number, since it is larger than the sum of its proper divisors (1).

109130846666909 is an equidigital number, since it uses as much as digits as its factorization.

109130846666909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90699264, while the sum is 68.

The spelling of 109130846666909 in words is "one hundred nine trillion, one hundred thirty billion, eight hundred forty-six million, six hundred sixty-six thousand, nine hundred nine".