107705009 has 2 divisors, whose sum is σ = 107705010. Its totient is φ = 107705008.

The previous prime is 107704999. The next prime is 107705011. The reversal of 107705009 is 900507701.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 105370225 + 2334784 = 10265^2 + 1528^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-107705009 is a prime.

Together with 107705011, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (107705089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53852504 + 53852505.

It is an arithmetic number, because the mean of its divisors is an integer number (53852505).

Almost surely, 2^107705009 is an apocalyptic number.

It is an amenable number.

107705009 is a deficient number, since it is larger than the sum of its proper divisors (1).

107705009 is an equidigital number, since it uses as much as digits as its factorization.

107705009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2205, while the sum is 29.

The square root of 107705009 is about 10378.1023795297. The cubic root of 107705009 is about 475.7863377989.

The spelling of 107705009 in words is "one hundred seven million, seven hundred five thousand, nine".