5271720203 has 2 divisors, whose sum is σ = 5271720204. Its totient is φ = 5271720202.

The previous prime is 5271720193. The next prime is 5271720211. The reversal of 5271720203 is 3020271725.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5271720203 - 2⁴ = 5271720187 is a prime.

It is a super-2 number, since 2×5271720203² = 55582067797436722418, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (5271720403) 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, 2635860101 + 2635860102.

It is an arithmetic number, because the mean of its divisors is an integer number (2635860102).

Almost surely, 2^5271720203 is an apocalyptic number.

5271720203 is a deficient number, since it is larger than the sum of its proper divisors (1).

5271720203 is an equidigital number, since it uses as much as digits as its factorization.

5271720203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 5271720203 is about 72606.6126671669. The cubic root of 5271720203 is about 1740.4068501873.

Adding to 5271720203 its reverse (3020271725), we get a palindrome (8291991928).

The spelling of 5271720203 in words is "five billion, two hundred seventy-one million, seven hundred twenty thousand, two hundred three".