12935999 has 2 divisors, whose sum is σ = 12936000. Its totient is φ = 12935998.

The previous prime is 12935983. The next prime is 12936023. The reversal of 12935999 is 99953921.

It is a weak prime.

It is an emirp because it is prime and its reverse (99953921) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12935999 - 2⁴ = 12935983 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12935939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6467999 + 6468000.

It is an arithmetic number, because the mean of its divisors is an integer number (6468000).

Almost surely, 2^12935999 is an apocalyptic number.

12935999 is a deficient number, since it is larger than the sum of its proper divisors (1).

12935999 is an equidigital number, since it uses as much as digits as its factorization.

12935999 is an evil number, because the sum of its binary digits is even.

The product of its digits is 196830, while the sum is 47.

The square root of 12935999 is about 3596.6649830086. The cubic root of 12935999 is about 234.7469677280.

The spelling of 12935999 in words is "twelve million, nine hundred thirty-five thousand, nine hundred ninety-nine".