12017471 has 2 divisors, whose sum is σ = 12017472. Its totient is φ = 12017470.

The previous prime is 12017459. The next prime is 12017497. The reversal of 12017471 is 17471021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12017471 - 2⁶ = 12017407 is a prime.

It is a super-3 number, since 3×12017471³ (a number of 22 digits) contains 333 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12017171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6008735 + 6008736.

It is an arithmetic number, because the mean of its divisors is an integer number (6008736).

Almost surely, 2^12017471 is an apocalyptic number.

12017471 is a deficient number, since it is larger than the sum of its proper divisors (1).

12017471 is an equidigital number, since it uses as much as digits as its factorization.

12017471 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 392, while the sum is 23.

The square root of 12017471 is about 3466.6224195894. The cubic root of 12017471 is about 229.0539018696.

Adding to 12017471 its reverse (17471021), we get a palindrome (29488492).

The spelling of 12017471 in words is "twelve million, seventeen thousand, four hundred seventy-one".