108233771687 has 2 divisors, whose sum is σ = 108233771688. Its totient is φ = 108233771686.

The previous prime is 108233771671. The next prime is 108233771699. The reversal of 108233771687 is 786177332801.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 108233771687 - 2⁴ = 108233771671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108233776687) 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, 54116885843 + 54116885844.

It is an arithmetic number, because the mean of its divisors is an integer number (54116885844).

Almost surely, 2^108233771687 is an apocalyptic number.

108233771687 is a deficient number, since it is larger than the sum of its proper divisors (1).

108233771687 is an equidigital number, since it uses as much as digits as its factorization.

108233771687 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2370816, while the sum is 53.

The spelling of 108233771687 in words is "one hundred eight billion, two hundred thirty-three million, seven hundred seventy-one thousand, six hundred eighty-seven".