109076489 has 2 divisors, whose sum is σ = 109076490. Its totient is φ = 109076488.

The previous prime is 109076483. The next prime is 109076501. The reversal of 109076489 is 984670901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 94575625 + 14500864 = 9725^2 + 3808^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-109076489 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (109076483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54538244 + 54538245.

It is an arithmetic number, because the mean of its divisors is an integer number (54538245).

Almost surely, 2^109076489 is an apocalyptic number.

It is an amenable number.

109076489 is a deficient number, since it is larger than the sum of its proper divisors (1).

109076489 is an equidigital number, since it uses as much as digits as its factorization.

109076489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 44.

The square root of 109076489 is about 10443.9690252317. The cubic root of 109076489 is about 477.7973280484.

The spelling of 109076489 in words is "one hundred nine million, seventy-six thousand, four hundred eighty-nine".