108786427 has 2 divisors, whose sum is σ = 108786428. Its totient is φ = 108786426.

The previous prime is 108786421. The next prime is 108786449. The reversal of 108786427 is 724687801.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 108786427 - 2⁷ = 108786299 is a prime.

It is not a weakly prime, because it can be changed into another prime (108786421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54393213 + 54393214.

It is an arithmetic number, because the mean of its divisors is an integer number (54393214).

Almost surely, 2^108786427 is an apocalyptic number.

108786427 is a deficient number, since it is larger than the sum of its proper divisors (1).

108786427 is an equidigital number, since it uses as much as digits as its factorization.

108786427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 150528, while the sum is 43.

The square root of 108786427 is about 10430.0732020442. The cubic root of 108786427 is about 477.3734240491.

The spelling of 108786427 in words is "one hundred eight million, seven hundred eighty-six thousand, four hundred twenty-seven".