108071489 has 2 divisors, whose sum is σ = 108071490. Its totient is φ = 108071488.

The previous prime is 108071479. The next prime is 108071507. The reversal of 108071489 is 984170801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 105925264 + 2146225 = 10292^2 + 1465^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-108071489 is a prime.

It is not a weakly prime, because it can be changed into another prime (108071419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54035744 + 54035745.

It is an arithmetic number, because the mean of its divisors is an integer number (54035745).

Almost surely, 2^108071489 is an apocalyptic number.

It is an amenable number.

108071489 is a deficient number, since it is larger than the sum of its proper divisors (1).

108071489 is an equidigital number, since it uses as much as digits as its factorization.

108071489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 38.

The square root of 108071489 is about 10395.7437925336. The cubic root of 108071489 is about 476.3253680755.

The spelling of 108071489 in words is "one hundred eight million, seventy-one thousand, four hundred eighty-nine".