108500257 has 2 divisors, whose sum is σ = 108500258. Its totient is φ = 108500256.

The previous prime is 108500251. The next prime is 108500263. The reversal of 108500257 is 752005801.

It is a balanced prime because it is at equal distance from previous prime (108500251) and next prime (108500263).

It can be written as a sum of positive squares in only one way, i.e., 76055841 + 32444416 = 8721^2 + 5696^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-108500257 is a prime.

It is not a weakly prime, because it can be changed into another prime (108500251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54250128 + 54250129.

It is an arithmetic number, because the mean of its divisors is an integer number (54250129).

Almost surely, 2^108500257 is an apocalyptic number.

It is an amenable number.

108500257 is a deficient number, since it is larger than the sum of its proper divisors (1).

108500257 is an equidigital number, since it uses as much as digits as its factorization.

108500257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2800, while the sum is 28.

The square root of 108500257 is about 10416.3456643873. The cubic root of 108500257 is about 476.9544688567.

The spelling of 108500257 in words is "one hundred eight million, five hundred thousand, two hundred fifty-seven".