5945909 has 2 divisors, whose sum is σ = 5945910. Its totient is φ = 5945908.

The previous prime is 5945887. The next prime is 5945941. The reversal of 5945909 is 9095495.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4558225 + 1387684 = 2135^2 + 1178^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5945909 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5945999) 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, 2972954 + 2972955.

It is an arithmetic number, because the mean of its divisors is an integer number (2972955).

Almost surely, 2^5945909 is an apocalyptic number.

It is an amenable number.

5945909 is a deficient number, since it is larger than the sum of its proper divisors (1).

5945909 is an equidigital number, since it uses as much as digits as its factorization.

5945909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72900, while the sum is 41.

The square root of 5945909 is about 2438.4234660944. The cubic root of 5945909 is about 181.1643552567.

The spelling of 5945909 in words is "five million, nine hundred forty-five thousand, nine hundred nine".