12471499 has 2 divisors, whose sum is σ = 12471500. Its totient is φ = 12471498.

The previous prime is 12471463. The next prime is 12471533. The reversal of 12471499 is 99417421.

It is a strong prime.

It is an emirp because it is prime and its reverse (99417421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12471499 - 2⁹ = 12470987 is a prime.

It is not a weakly prime, because it can be changed into another prime (12471299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6235749 + 6235750.

It is an arithmetic number, because the mean of its divisors is an integer number (6235750).

Almost surely, 2^12471499 is an apocalyptic number.

12471499 is a deficient number, since it is larger than the sum of its proper divisors (1).

12471499 is an equidigital number, since it uses as much as digits as its factorization.

12471499 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18144, while the sum is 37.

The square root of 12471499 is about 3531.5009556844. The cubic root of 12471499 is about 231.9029208876.

The spelling of 12471499 in words is "twelve million, four hundred seventy-one thousand, four hundred ninety-nine".