12501013716091 has 2 divisors, whose sum is σ = 12501013716092. Its totient is φ = 12501013716090.

The previous prime is 12501013716047. The next prime is 12501013716193. The reversal of 12501013716091 is 19061731010521.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12501013716091 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12501013716091.

It is not a weakly prime, because it can be changed into another prime (12501013716011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6250506858045 + 6250506858046.

It is an arithmetic number, because the mean of its divisors is an integer number (6250506858046).

Almost surely, 2^{12501013716091} is an apocalyptic number.

12501013716091 is a deficient number, since it is larger than the sum of its proper divisors (1).

12501013716091 is an equidigital number, since it uses as much as digits as its factorization.

12501013716091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11340, while the sum is 37.

The spelling of 12501013716091 in words is "twelve trillion, five hundred one billion, thirteen million, seven hundred sixteen thousand, ninety-one".