108355387391 has 2 divisors, whose sum is σ = 108355387392. Its totient is φ = 108355387390.

The previous prime is 108355387213. The next prime is 108355387403. The reversal of 108355387391 is 193783553801.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 108355387391 - 2³⁰ = 107281645567 is a prime.

It is a Sophie Germain prime.

It is a plaindrome in base 12.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108355387891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54177693695 + 54177693696.

It is an arithmetic number, because the mean of its divisors is an integer number (54177693696).

Almost surely, 2^108355387391 is an apocalyptic number.

108355387391 is a deficient number, since it is larger than the sum of its proper divisors (1).

108355387391 is an equidigital number, since it uses as much as digits as its factorization.

108355387391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2721600, while the sum is 53.

The spelling of 108355387391 in words is "one hundred eight billion, three hundred fifty-five million, three hundred eighty-seven thousand, three hundred ninety-one".