5721203 has 2 divisors, whose sum is σ = 5721204. Its totient is φ = 5721202.

The previous prime is 5721179. The next prime is 5721211. The reversal of 5721203 is 3021275.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5721203 - 2⁶ = 5721139 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (5721803) 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, 2860601 + 2860602.

It is an arithmetic number, because the mean of its divisors is an integer number (2860602).

Almost surely, 2^5721203 is an apocalyptic number.

5721203 is a deficient number, since it is larger than the sum of its proper divisors (1).

5721203 is an equidigital number, since it uses as much as digits as its factorization.

5721203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 5721203 is about 2391.9036351827. The cubic root of 5721203 is about 178.8528174351.

Adding to 5721203 its reverse (3021275), we get a palindrome (8742478).

The spelling of 5721203 in words is "five million, seven hundred twenty-one thousand, two hundred three".