108708091 has 2 divisors, whose sum is σ = 108708092. Its totient is φ = 108708090.

The previous prime is 108708077. The next prime is 108708107. The reversal of 108708091 is 190807801.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 108708091 - 2⁹ = 108707579 is a prime.

It is not a weakly prime, because it can be changed into another prime (108708491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54354045 + 54354046.

It is an arithmetic number, because the mean of its divisors is an integer number (54354046).

Almost surely, 2^108708091 is an apocalyptic number.

108708091 is a deficient number, since it is larger than the sum of its proper divisors (1).

108708091 is an equidigital number, since it uses as much as digits as its factorization.

108708091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 34.

The square root of 108708091 is about 10426.3172309306. The cubic root of 108708091 is about 477.2588126182.

The spelling of 108708091 in words is "one hundred eight million, seven hundred eight thousand, ninety-one".