471475811 has 2 divisors, whose sum is σ = 471475812. Its totient is φ = 471475810.

The previous prime is 471475801. The next prime is 471475853. The reversal of 471475811 is 118574174.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-471475811 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (471475801) 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, 235737905 + 235737906.

It is an arithmetic number, because the mean of its divisors is an integer number (235737906).

Almost surely, 2^471475811 is an apocalyptic number.

471475811 is a deficient number, since it is larger than the sum of its proper divisors (1).

471475811 is an equidigital number, since it uses as much as digits as its factorization.

471475811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31360, while the sum is 38.

The square root of 471475811 is about 21713.4937538849. The cubic root of 471475811 is about 778.3109467624.

The spelling of 471475811 in words is "four hundred seventy-one million, four hundred seventy-five thousand, eight hundred eleven".