109018443559 has 2 divisors, whose sum is σ = 109018443560. Its totient is φ = 109018443558.

The previous prime is 109018443491. The next prime is 109018443593. The reversal of 109018443559 is 955344810901.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 109018443559 - 2¹⁹ = 109017919271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109018443959) 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, 54509221779 + 54509221780.

It is an arithmetic number, because the mean of its divisors is an integer number (54509221780).

Almost surely, 2^109018443559 is an apocalyptic number.

109018443559 is a deficient number, since it is larger than the sum of its proper divisors (1).

109018443559 is an equidigital number, since it uses as much as digits as its factorization.

109018443559 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 777600, while the sum is 49.

The spelling of 109018443559 in words is "one hundred nine billion, eighteen million, four hundred forty-three thousand, five hundred fifty-nine".