12371663 has 2 divisors, whose sum is σ = 12371664. Its totient is φ = 12371662.

The previous prime is 12371657. The next prime is 12371683. The reversal of 12371663 is 36617321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12371663 - 2⁴ = 12371647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12371633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6185831 + 6185832.

It is an arithmetic number, because the mean of its divisors is an integer number (6185832).

Almost surely, 2^12371663 is an apocalyptic number.

12371663 is a deficient number, since it is larger than the sum of its proper divisors (1).

12371663 is an equidigital number, since it uses as much as digits as its factorization.

12371663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4536, while the sum is 29.

The square root of 12371663 is about 3517.3374873617. The cubic root of 12371663 is about 231.2824577767.

Adding to 12371663 its reverse (36617321), we get a palindrome (48988984).

The spelling of 12371663 in words is "twelve million, three hundred seventy-one thousand, six hundred sixty-three".