12536499103 has 2 divisors, whose sum is σ = 12536499104. Its totient is φ = 12536499102.

The previous prime is 12536499067. The next prime is 12536499121. The reversal of 12536499103 is 30199463521.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12536499103 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12536499103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12536490103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6268249551 + 6268249552.

It is an arithmetic number, because the mean of its divisors is an integer number (6268249552).

Almost surely, 2^12536499103 is an apocalyptic number.

12536499103 is a deficient number, since it is larger than the sum of its proper divisors (1).

12536499103 is an equidigital number, since it uses as much as digits as its factorization.

12536499103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 174960, while the sum is 43.

The spelling of 12536499103 in words is "twelve billion, five hundred thirty-six million, four hundred ninety-nine thousand, one hundred three".