5665783 has 2 divisors, whose sum is σ = 5665784. Its totient is φ = 5665782.

The previous prime is 5665747. The next prime is 5665787. The reversal of 5665783 is 3875665.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5665783 is a prime.

5665783 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5665787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2832891 + 2832892.

It is an arithmetic number, because the mean of its divisors is an integer number (2832892).

Almost surely, 2^5665783 is an apocalyptic number.

5665783 is a deficient number, since it is larger than the sum of its proper divisors (1).

5665783 is an equidigital number, since it uses as much as digits as its factorization.

5665783 is an evil number, because the sum of its binary digits is even.

The product of its digits is 151200, while the sum is 40.

The square root of 5665783 is about 2380.2905284860. The cubic root of 5665783 is about 178.2734403545.

The spelling of 5665783 in words is "five million, six hundred sixty-five thousand, seven hundred eighty-three".