5618287 has 2 divisors, whose sum is σ = 5618288. Its totient is φ = 5618286.

The previous prime is 5618269. The next prime is 5618293. The reversal of 5618287 is 7828165.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5618287 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5618087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2809143 + 2809144.

It is an arithmetic number, because the mean of its divisors is an integer number (2809144).

Almost surely, 2^5618287 is an apocalyptic number.

5618287 is a deficient number, since it is larger than the sum of its proper divisors (1).

5618287 is an equidigital number, since it uses as much as digits as its factorization.

5618287 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26880, while the sum is 37.

The square root of 5618287 is about 2370.2925979718. The cubic root of 5618287 is about 177.7738891366.

The spelling of 5618287 in words is "five million, six hundred eighteen thousand, two hundred eighty-seven".