5211803 has 2 divisors, whose sum is σ = 5211804. Its totient is φ = 5211802.

The previous prime is 5211781. The next prime is 5211827. The reversal of 5211803 is 3081125.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5211803 - 2¹² = 5207707 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (5211853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2605901 + 2605902.

It is an arithmetic number, because the mean of its divisors is an integer number (2605902).

Almost surely, 2^5211803 is an apocalyptic number.

5211803 is a deficient number, since it is larger than the sum of its proper divisors (1).

5211803 is an equidigital number, since it uses as much as digits as its factorization.

5211803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 5211803 is about 2282.9373622594. The cubic root of 5211803 is about 173.3788017634.

Adding to 5211803 its reverse (3081125), we get a palindrome (8292928).

The spelling of 5211803 in words is "five million, two hundred eleven thousand, eight hundred three".