12312463 has 2 divisors, whose sum is σ = 12312464. Its totient is φ = 12312462.

The previous prime is 12312457. The next prime is 12312467. The reversal of 12312463 is 36421321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12312463 - 2⁵ = 12312431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12312467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6156231 + 6156232.

It is an arithmetic number, because the mean of its divisors is an integer number (6156232).

Almost surely, 2^12312463 is an apocalyptic number.

12312463 is a deficient number, since it is larger than the sum of its proper divisors (1).

12312463 is an equidigital number, since it uses as much as digits as its factorization.

12312463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 864, while the sum is 22.

The square root of 12312463 is about 3508.9119396189. The cubic root of 12312463 is about 230.9129623433.

Adding to 12312463 its reverse (36421321), we get a palindrome (48733784).

It can be divided in two parts, 1231 and 2463, that multiplied together give a triangular number (3031953 = T₂₄₆₂).

The spelling of 12312463 in words is "twelve million, three hundred twelve thousand, four hundred sixty-three".