12328087 has 2 divisors, whose sum is σ = 12328088. Its totient is φ = 12328086.

The previous prime is 12328079. The next prime is 12328117. The reversal of 12328087 is 78082321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12328087 - 2³ = 12328079 is a prime.

It is equal to p₈₀₈₁₇₇ and since 12328087 and 808177 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12328007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6164043 + 6164044.

It is an arithmetic number, because the mean of its divisors is an integer number (6164044).

Almost surely, 2^12328087 is an apocalyptic number.

12328087 is a deficient number, since it is larger than the sum of its proper divisors (1).

12328087 is an equidigital number, since it uses as much as digits as its factorization.

12328087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 12328087 is about 3511.1375649496. The cubic root of 12328087 is about 231.0105940182.

The spelling of 12328087 in words is "twelve million, three hundred twenty-eight thousand, eighty-seven".