5270728313 has 2 divisors, whose sum is σ = 5270728314. Its totient is φ = 5270728312.

The previous prime is 5270728273. The next prime is 5270728327. The reversal of 5270728313 is 3138270725.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5264518249 + 6210064 = 72557^2 + 2492^2 .

It is a cyclic number.

It is not a de Polignac number, because 5270728313 - 2¹⁰ = 5270727289 is a prime.

It is not a weakly prime, because it can be changed into another prime (5270728373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2635364156 + 2635364157.

It is an arithmetic number, because the mean of its divisors is an integer number (2635364157).

Almost surely, 2^5270728313 is an apocalyptic number.

It is an amenable number.

5270728313 is a deficient number, since it is larger than the sum of its proper divisors (1).

5270728313 is an equidigital number, since it uses as much as digits as its factorization.

5270728313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 70560, while the sum is 38.

The square root of 5270728313 is about 72599.7817696445. The cubic root of 5270728313 is about 1740.2976890808.

The spelling of 5270728313 in words is "five billion, two hundred seventy million, seven hundred twenty-eight thousand, three hundred thirteen".