109381099 has 2 divisors, whose sum is σ = 109381100. Its totient is φ = 109381098.

The previous prime is 109381093. The next prime is 109381117. The reversal of 109381099 is 990183901.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 109381099 - 2³ = 109381091 is a prime.

It is not a weakly prime, because it can be changed into another prime (109381091) 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, 54690549 + 54690550.

It is an arithmetic number, because the mean of its divisors is an integer number (54690550).

Almost surely, 2^109381099 is an apocalyptic number.

109381099 is a deficient number, since it is larger than the sum of its proper divisors (1).

109381099 is an equidigital number, since it uses as much as digits as its factorization.

109381099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17496, while the sum is 40.

The square root of 109381099 is about 10458.5419155827. The cubic root of 109381099 is about 478.2416846458.

The spelling of 109381099 in words is "one hundred nine million, three hundred eighty-one thousand, ninety-nine".