423016471 has 2 divisors, whose sum is σ = 423016472. Its totient is φ = 423016470.

The previous prime is 423016469. The next prime is 423016487. The reversal of 423016471 is 174610324.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 423016471 - 2¹ = 423016469 is a prime.

It is a super-3 number, since 3×423016471³ (a number of 27 digits) contains 333 as substring.

Together with 423016469, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423016271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211508235 + 211508236.

It is an arithmetic number, because the mean of its divisors is an integer number (211508236).

Almost surely, 2^423016471 is an apocalyptic number.

423016471 is a deficient number, since it is larger than the sum of its proper divisors (1).

423016471 is an equidigital number, since it uses as much as digits as its factorization.

423016471 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 423016471 is about 20567.3642210177. The cubic root of 423016471 is about 750.6758181029.

Adding to 423016471 its reverse (174610324), we get a palindrome (597626795).

The spelling of 423016471 in words is "four hundred twenty-three million, sixteen thousand, four hundred seventy-one".