108537433243 has 2 divisors, whose sum is σ = 108537433244. Its totient is φ = 108537433242.

The previous prime is 108537433241. The next prime is 108537433261. The reversal of 108537433243 is 342334735801.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 108537433243 - 2¹ = 108537433241 is a prime.

Together with 108537433241, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 108537433243.

It is not a weakly prime, because it can be changed into another prime (108537433241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54268716621 + 54268716622.

It is an arithmetic number, because the mean of its divisors is an integer number (54268716622).

Almost surely, 2^108537433243 is an apocalyptic number.

108537433243 is a deficient number, since it is larger than the sum of its proper divisors (1).

108537433243 is an equidigital number, since it uses as much as digits as its factorization.

108537433243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 725760, while the sum is 43.

The spelling of 108537433243 in words is "one hundred eight billion, five hundred thirty-seven million, four hundred thirty-three thousand, two hundred forty-three".