471717131 has 2 divisors, whose sum is σ = 471717132. Its totient is φ = 471717130.

The previous prime is 471717109. The next prime is 471717133. The reversal of 471717131 is 131717174.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 471717131 - 2¹⁰ = 471716107 is a prime.

It is a super-2 number, since 2×471717131² = 445034103357742322, which contains 22 as substring.

Together with 471717133, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (471717133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 235858565 + 235858566.

It is an arithmetic number, because the mean of its divisors is an integer number (235858566).

Almost surely, 2^471717131 is an apocalyptic number.

471717131 is a deficient number, since it is larger than the sum of its proper divisors (1).

471717131 is an equidigital number, since it uses as much as digits as its factorization.

471717131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4116, while the sum is 32.

The square root of 471717131 is about 21719.0499562020. The cubic root of 471717131 is about 778.4437142395.

The spelling of 471717131 in words is "four hundred seventy-one million, seven hundred seventeen thousand, one hundred thirty-one".