108281617 has 2 divisors, whose sum is σ = 108281618. Its totient is φ = 108281616.

The previous prime is 108281599. The next prime is 108281623. The reversal of 108281617 is 716182801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 96059601 + 12222016 = 9801^2 + 3496^2 .

It is a cyclic number.

It is not a de Polignac number, because 108281617 - 2²³ = 99893009 is a prime.

It is not a weakly prime, because it can be changed into another prime (108281317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54140808 + 54140809.

It is an arithmetic number, because the mean of its divisors is an integer number (54140809).

Almost surely, 2^108281617 is an apocalyptic number.

It is an amenable number.

108281617 is a deficient number, since it is larger than the sum of its proper divisors (1).

108281617 is an equidigital number, since it uses as much as digits as its factorization.

108281617 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5376, while the sum is 34.

The square root of 108281617 is about 10405.8453284680. The cubic root of 108281617 is about 476.6338814449.

The spelling of 108281617 in words is "one hundred eight million, two hundred eighty-one thousand, six hundred seventeen".