109083889 has 2 divisors, whose sum is σ = 109083890. Its totient is φ = 109083888.

The previous prime is 109083869. The next prime is 109083893. The reversal of 109083889 is 988380901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 79566400 + 29517489 = 8920^2 + 5433^2 .

It is a cyclic number.

It is not a de Polignac number, because 109083889 - 2¹³ = 109075697 is a prime.

It is not a weakly prime, because it can be changed into another prime (109083869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54541944 + 54541945.

It is an arithmetic number, because the mean of its divisors is an integer number (54541945).

Almost surely, 2^109083889 is an apocalyptic number.

It is an amenable number.

109083889 is a deficient number, since it is larger than the sum of its proper divisors (1).

109083889 is an equidigital number, since it uses as much as digits as its factorization.

109083889 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 124416, while the sum is 46.

The square root of 109083889 is about 10444.3232906685. The cubic root of 109083889 is about 477.8081327608.

The spelling of 109083889 in words is "one hundred nine million, eighty-three thousand, eight hundred eighty-nine".