12471413 has 2 divisors, whose sum is σ = 12471414. Its totient is φ = 12471412.

The previous prime is 12471401. The next prime is 12471427. The reversal of 12471413 is 31417421.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12439729 + 31684 = 3527^2 + 178^2 .

It is a cyclic number.

It is not a de Polignac number, because 12471413 - 2¹⁰ = 12470389 is a prime.

It is a super-2 number, since 2×12471413² = 311072284433138, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12471463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6235706 + 6235707.

It is an arithmetic number, because the mean of its divisors is an integer number (6235707).

Almost surely, 2^12471413 is an apocalyptic number.

It is an amenable number.

12471413 is a deficient number, since it is larger than the sum of its proper divisors (1).

12471413 is an equidigital number, since it uses as much as digits as its factorization.

12471413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 672, while the sum is 23.

The square root of 12471413 is about 3531.4887795376. The cubic root of 12471413 is about 231.9023878403.

Adding to 12471413 its reverse (31417421), we get a palindrome (43888834).

The spelling of 12471413 in words is "twelve million, four hundred seventy-one thousand, four hundred thirteen".