5052821 has 2 divisors, whose sum is σ = 5052822. Its totient is φ = 5052820.

The previous prime is 5052787. The next prime is 5052823. The reversal of 5052821 is 1282505.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4363921 + 688900 = 2089^2 + 830^2 .

It is a cyclic number.

It is not a de Polignac number, because 5052821 - 2¹⁰ = 5051797 is a prime.

Together with 5052823, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p₃₅₁₉₀₅ and since 5052821 and 351905 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5052823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2526410 + 2526411.

It is an arithmetic number, because the mean of its divisors is an integer number (2526411).

Almost surely, 2^5052821 is an apocalyptic number.

It is an amenable number.

5052821 is a deficient number, since it is larger than the sum of its proper divisors (1).

5052821 is an equidigital number, since it uses as much as digits as its factorization.

5052821 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 5052821 is about 2247.8480820554. The cubic root of 5052821 is about 171.5976375410.

The spelling of 5052821 in words is "five million, fifty-two thousand, eight hundred twenty-one".