108235410509 has 2 divisors, whose sum is σ = 108235410510. Its totient is φ = 108235410508.

The previous prime is 108235410487. The next prime is 108235410533. The reversal of 108235410509 is 905014532801.

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., 97621878025 + 10613532484 = 312445^2 + 103022^2 .

It is an emirp because it is prime and its reverse (905014532801) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-108235410509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108235410539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54117705254 + 54117705255.

It is an arithmetic number, because the mean of its divisors is an integer number (54117705255).

Almost surely, 2^108235410509 is an apocalyptic number.

It is an amenable number.

108235410509 is a deficient number, since it is larger than the sum of its proper divisors (1).

108235410509 is an equidigital number, since it uses as much as digits as its factorization.

108235410509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43200, while the sum is 38.

The spelling of 108235410509 in words is "one hundred eight billion, two hundred thirty-five million, four hundred ten thousand, five hundred nine".