108641841851 has 2 divisors, whose sum is σ = 108641841852. Its totient is φ = 108641841850.

The previous prime is 108641841811. The next prime is 108641841881. The reversal of 108641841851 is 158148146801.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-108641841851 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 108641841796 and 108641841805.

It is not a weakly prime, because it can be changed into another prime (108641841811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54320920925 + 54320920926.

It is an arithmetic number, because the mean of its divisors is an integer number (54320920926).

Almost surely, 2^108641841851 is an apocalyptic number.

108641841851 is a deficient number, since it is larger than the sum of its proper divisors (1).

108641841851 is an equidigital number, since it uses as much as digits as its factorization.

108641841851 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 245760, while the sum is 47.

The spelling of 108641841851 in words is "one hundred eight billion, six hundred forty-one million, eight hundred forty-one thousand, eight hundred fifty-one".