108306161 has 2 divisors, whose sum is σ = 108306162. Its totient is φ = 108306160.

The previous prime is 108306127. The next prime is 108306181. The reversal of 108306161 is 161603801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 95746225 + 12559936 = 9785^2 + 3544^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-108306161 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 108306161.

It is not a weakly prime, because it can be changed into another prime (108306101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54153080 + 54153081.

It is an arithmetic number, because the mean of its divisors is an integer number (54153081).

Almost surely, 2^108306161 is an apocalyptic number.

It is an amenable number.

108306161 is a deficient number, since it is larger than the sum of its proper divisors (1).

108306161 is an equidigital number, since it uses as much as digits as its factorization.

108306161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 108306161 is about 10407.0245987986. The cubic root of 108306161 is about 476.6698913067.

Adding to 108306161 its reverse (161603801), we get a palindrome (269909962).

The spelling of 108306161 in words is "one hundred eight million, three hundred six thousand, one hundred sixty-one".