108665153 has 2 divisors, whose sum is σ = 108665154. Its totient is φ = 108665152.

The previous prime is 108665131. The next prime is 108665159. The reversal of 108665153 is 351566801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 101445184 + 7219969 = 10072^2 + 2687^2 .

It is a cyclic number.

It is not a de Polignac number, because 108665153 - 2²⁰ = 107616577 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (108665159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54332576 + 54332577.

It is an arithmetic number, because the mean of its divisors is an integer number (54332577).

Almost surely, 2^108665153 is an apocalyptic number.

It is an amenable number.

108665153 is a deficient number, since it is larger than the sum of its proper divisors (1).

108665153 is an equidigital number, since it uses as much as digits as its factorization.

108665153 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 35.

The square root of 108665153 is about 10424.2579112376. The cubic root of 108665153 is about 477.1959677481.

The spelling of 108665153 in words is "one hundred eight million, six hundred sixty-five thousand, one hundred fifty-three".