5300621 has 2 divisors, whose sum is σ = 5300622. Its totient is φ = 5300620.

The previous prime is 5300587. The next prime is 5300623. The reversal of 5300621 is 1260035.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4515625 + 784996 = 2125^2 + 886^2 .

It is a cyclic number.

It is not a de Polignac number, because 5300621 - 2²² = 1106317 is a prime.

It is a Sophie Germain prime.

Together with 5300623, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5300621.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5300623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2650310 + 2650311.

It is an arithmetic number, because the mean of its divisors is an integer number (2650311).

Almost surely, 2^5300621 is an apocalyptic number.

It is an amenable number.

5300621 is a deficient number, since it is larger than the sum of its proper divisors (1).

5300621 is an equidigital number, since it uses as much as digits as its factorization.

5300621 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 5300621 is about 2302.3077552751. The cubic root of 5300621 is about 174.3581494318.

Adding to 5300621 its reverse (1260035), we get a palindrome (6560656).

The spelling of 5300621 in words is "five million, three hundred thousand, six hundred twenty-one".