108170992901 has 2 divisors, whose sum is σ = 108170992902. Its totient is φ = 108170992900.

The previous prime is 108170992883. The next prime is 108170992921. The reversal of 108170992901 is 109299071801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 104975352001 + 3195640900 = 323999^2 + 56530^2 .

It is a cyclic number.

It is not a de Polignac number, because 108170992901 - 2²⁶ = 108103884037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108170992921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54085496450 + 54085496451.

It is an arithmetic number, because the mean of its divisors is an integer number (54085496451).

Almost surely, 2^108170992901 is an apocalyptic number.

It is an amenable number.

108170992901 is a deficient number, since it is larger than the sum of its proper divisors (1).

108170992901 is an equidigital number, since it uses as much as digits as its factorization.

108170992901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648, while the sum is 47.

The spelling of 108170992901 in words is "one hundred eight billion, one hundred seventy million, nine hundred ninety-two thousand, nine hundred one".