108614109809 has 2 divisors, whose sum is σ = 108614109810. Its totient is φ = 108614109808.

The previous prime is 108614109781. The next prime is 108614109817. The reversal of 108614109809 is 908901416801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 96284228209 + 12329881600 = 310297^2 + 111040^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-108614109809 is a prime.

It is not a weakly prime, because it can be changed into another prime (108614109859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54307054904 + 54307054905.

It is an arithmetic number, because the mean of its divisors is an integer number (54307054905).

Almost surely, 2^108614109809 is an apocalyptic number.

It is an amenable number.

108614109809 is a deficient number, since it is larger than the sum of its proper divisors (1).

108614109809 is an equidigital number, since it uses as much as digits as its factorization.

108614109809 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 124416, while the sum is 47.

The spelling of 108614109809 in words is "one hundred eight billion, six hundred fourteen million, one hundred nine thousand, eight hundred nine".