5271811 has 2 divisors, whose sum is σ = 5271812. Its totient is φ = 5271810.

The previous prime is 5271793. The next prime is 5271817. The reversal of 5271811 is 1181725.

5271811 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5271811 is a prime.

5271811 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (5271817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2635905 + 2635906.

It is an arithmetic number, because the mean of its divisors is an integer number (2635906).

Almost surely, 2^5271811 is an apocalyptic number.

5271811 is a deficient number, since it is larger than the sum of its proper divisors (1).

5271811 is an equidigital number, since it uses as much as digits as its factorization.

5271811 is an evil number, because the sum of its binary digits is even.

The product of its digits is 560, while the sum is 25.

The square root of 5271811 is about 2296.0424647641. The cubic root of 5271811 is about 174.0416842044.

The spelling of 5271811 in words is "five million, two hundred seventy-one thousand, eight hundred eleven".