108089387961839 has 2 divisors, whose sum is σ = 108089387961840. Its totient is φ = 108089387961838.

The previous prime is 108089387961767. The next prime is 108089387961869. The reversal of 108089387961839 is 938169783980801.

It is a strong prime.

It is an emirp because it is prime and its reverse (938169783980801) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-108089387961839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108089387961869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54044693980919 + 54044693980920.

It is an arithmetic number, because the mean of its divisors is an integer number (54044693980920).

Almost surely, 2^{108089387961839} is an apocalyptic number.

108089387961839 is a deficient number, since it is larger than the sum of its proper divisors (1).

108089387961839 is an equidigital number, since it uses as much as digits as its factorization.

108089387961839 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1128701952, while the sum is 80.

The spelling of 108089387961839 in words is "one hundred eight trillion, eighty-nine billion, three hundred eighty-seven million, nine hundred sixty-one thousand, eight hundred thirty-nine".