108851402117 has 2 divisors, whose sum is σ = 108851402118. Its totient is φ = 108851402116.

The previous prime is 108851402053. The next prime is 108851402137. The reversal of 108851402117 is 711204158801.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 101021629921 + 7829772196 = 317839^2 + 88486^2 .

It is a cyclic number.

It is not a de Polignac number, because 108851402117 - 2⁶ = 108851402053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108851402137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54425701058 + 54425701059.

It is an arithmetic number, because the mean of its divisors is an integer number (54425701059).

Almost surely, 2^108851402117 is an apocalyptic number.

It is an amenable number.

108851402117 is a deficient number, since it is larger than the sum of its proper divisors (1).

108851402117 is an equidigital number, since it uses as much as digits as its factorization.

108851402117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17920, while the sum is 38.

The spelling of 108851402117 in words is "one hundred eight billion, eight hundred fifty-one million, four hundred two thousand, one hundred seventeen".