108257663 has 2 divisors, whose sum is σ = 108257664. Its totient is φ = 108257662.

The previous prime is 108257657. The next prime is 108257693. The reversal of 108257663 is 366752801.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 108257663 - 2⁶ = 108257599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108257693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54128831 + 54128832.

It is an arithmetic number, because the mean of its divisors is an integer number (54128832).

Almost surely, 2^108257663 is an apocalyptic number.

108257663 is a deficient number, since it is larger than the sum of its proper divisors (1).

108257663 is an equidigital number, since it uses as much as digits as its factorization.

108257663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 108257663 is about 10404.6942771040. The cubic root of 108257663 is about 476.5987319575.

The spelling of 108257663 in words is "one hundred eight million, two hundred fifty-seven thousand, six hundred sixty-three".