108794538961 has 2 divisors, whose sum is σ = 108794538962. Its totient is φ = 108794538960.

The previous prime is 108794538943. The next prime is 108794538989. The reversal of 108794538961 is 169835497801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58815465361 + 49979073600 = 242519^2 + 223560^2 .

It is a cyclic number.

It is not a de Polignac number, because 108794538961 - 2⁷ = 108794538833 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 108794538961.

It is not a weakly prime, because it can be changed into another prime (108794538901) 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, 54397269480 + 54397269481.

It is an arithmetic number, because the mean of its divisors is an integer number (54397269481).

Almost surely, 2^108794538961 is an apocalyptic number.

It is an amenable number.

108794538961 is a deficient number, since it is larger than the sum of its proper divisors (1).

108794538961 is an equidigital number, since it uses as much as digits as its factorization.

108794538961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13063680, while the sum is 61.

The spelling of 108794538961 in words is "one hundred eight billion, seven hundred ninety-four million, five hundred thirty-eight thousand, nine hundred sixty-one".