108537433643 has 2 divisors, whose sum is σ = 108537433644. Its totient is φ = 108537433642.

The previous prime is 108537433637. The next prime is 108537433769. The reversal of 108537433643 is 346334735801.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 108537433643 - 2⁶ = 108537433579 is a prime.

It is not a weakly prime, because it can be changed into another prime (108537433243) 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, 54268716821 + 54268716822.

It is an arithmetic number, because the mean of its divisors is an integer number (54268716822).

Almost surely, 2^108537433643 is an apocalyptic number.

108537433643 is a deficient number, since it is larger than the sum of its proper divisors (1).

108537433643 is an equidigital number, since it uses as much as digits as its factorization.

108537433643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2177280, while the sum is 47.

The spelling of 108537433643 in words is "one hundred eight billion, five hundred thirty-seven million, four hundred thirty-three thousand, six hundred forty-three".