108716261 has 2 divisors, whose sum is σ = 108716262. Its totient is φ = 108716260.

The previous prime is 108716243. The next prime is 108716269. The reversal of 108716261 is 162617801.

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., 108472225 + 244036 = 10415^2 + 494^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-108716261 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108716269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54358130 + 54358131.

It is an arithmetic number, because the mean of its divisors is an integer number (54358131).

Almost surely, 2^108716261 is an apocalyptic number.

It is an amenable number.

108716261 is a deficient number, since it is larger than the sum of its proper divisors (1).

108716261 is an equidigital number, since it uses as much as digits as its factorization.

108716261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 32.

The square root of 108716261 is about 10426.7090205875. The cubic root of 108716261 is about 477.2707685109.

The spelling of 108716261 in words is "one hundred eight million, seven hundred sixteen thousand, two hundred sixty-one".