12454100999 has 2 divisors, whose sum is σ = 12454101000. Its totient is φ = 12454100998.

The previous prime is 12454100993. The next prime is 12454101013. The reversal of 12454100999 is 99900145421.

It is a weak prime.

It is an emirp because it is prime and its reverse (99900145421) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12454100999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12454100993) 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, 6227050499 + 6227050500.

It is an arithmetic number, because the mean of its divisors is an integer number (6227050500).

Almost surely, 2^12454100999 is an apocalyptic number.

12454100999 is a deficient number, since it is larger than the sum of its proper divisors (1).

12454100999 is an equidigital number, since it uses as much as digits as its factorization.

12454100999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 116640, while the sum is 44.

The spelling of 12454100999 in words is "twelve billion, four hundred fifty-four million, one hundred thousand, nine hundred ninety-nine".