5221019 has 2 divisors, whose sum is σ = 5221020. Its totient is φ = 5221018.

The previous prime is 5221009. The next prime is 5221039. The reversal of 5221019 is 9101225.

It is an a-pointer prime, because the next prime (5221039) can be obtained adding 5221019 to its sum of digits (20).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5221019 - 2⁴ = 5221003 is a prime.

It is a super-2 number, since 2×5221019² = 54518078796722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5221009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2610509 + 2610510.

It is an arithmetic number, because the mean of its divisors is an integer number (2610510).

Almost surely, 2^5221019 is an apocalyptic number.

5221019 is a deficient number, since it is larger than the sum of its proper divisors (1).

5221019 is an equidigital number, since it uses as much as digits as its factorization.

5221019 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 20.

The square root of 5221019 is about 2284.9549229689. The cubic root of 5221019 is about 173.4809364842.

The spelling of 5221019 in words is "five million, two hundred twenty-one thousand, nineteen".