12936168403 has 2 divisors, whose sum is σ = 12936168404. Its totient is φ = 12936168402.

The previous prime is 12936168367. The next prime is 12936168437. The reversal of 12936168403 is 30486163921.

It is a strong prime.

It is an emirp because it is prime and its reverse (30486163921) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12936168403 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12936168403.

It is not a weakly prime, because it can be changed into another prime (12936168463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6468084201 + 6468084202.

It is an arithmetic number, because the mean of its divisors is an integer number (6468084202).

Almost surely, 2^12936168403 is an apocalyptic number.

12936168403 is a deficient number, since it is larger than the sum of its proper divisors (1).

12936168403 is an equidigital number, since it uses as much as digits as its factorization.

12936168403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 186624, while the sum is 43.

The spelling of 12936168403 in words is "twelve billion, nine hundred thirty-six million, one hundred sixty-eight thousand, four hundred three".