5699909 has 2 divisors, whose sum is σ = 5699910. Its totient is φ = 5699908.

The previous prime is 5699899. The next prime is 5699923. The reversal of 5699909 is 9099965.

5699909 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5313025 + 386884 = 2305^2 + 622^2 .

It is a cyclic number.

It is not a de Polignac number, because 5699909 - 2¹² = 5695813 is a prime.

It is a plaindrome in base 15.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5699989) 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, 2849954 + 2849955.

It is an arithmetic number, because the mean of its divisors is an integer number (2849955).

Almost surely, 2^5699909 is an apocalyptic number.

It is an amenable number.

5699909 is a deficient number, since it is larger than the sum of its proper divisors (1).

5699909 is an equidigital number, since it uses as much as digits as its factorization.

5699909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 196830, while the sum is 47.

The square root of 5699909 is about 2387.4482193338. The cubic root of 5699909 is about 178.6306481531.

The spelling of 5699909 in words is "five million, six hundred ninety-nine thousand, nine hundred nine".