108365161 has 2 divisors, whose sum is σ = 108365162. Its totient is φ = 108365160.

The previous prime is 108365149. The next prime is 108365177. The reversal of 108365161 is 161563801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 108056025 + 309136 = 10395^2 + 556^2 .

It is a cyclic number.

It is not a de Polignac number, because 108365161 - 2⁵ = 108365129 is a prime.

It is not a weakly prime, because it can be changed into another prime (108365111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54182580 + 54182581.

It is an arithmetic number, because the mean of its divisors is an integer number (54182581).

Almost surely, 2^108365161 is an apocalyptic number.

It is an amenable number.

108365161 is a deficient number, since it is larger than the sum of its proper divisors (1).

108365161 is an equidigital number, since it uses as much as digits as its factorization.

108365161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 108365161 is about 10409.8588366990. The cubic root of 108365161 is about 476.7564312231.

The spelling of 108365161 in words is "one hundred eight million, three hundred sixty-five thousand, one hundred sixty-one".