12093502154561 has 2 divisors, whose sum is σ = 12093502154562. Its totient is φ = 12093502154560.

The previous prime is 12093502154483. The next prime is 12093502154651. The reversal of 12093502154561 is 16545120539021.

Together with next prime (12093502154651) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9327184753936 + 2766317400625 = 3054044^2 + 1663225^2 .

It is an emirp because it is prime and its reverse (16545120539021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12093502154561 - 2²⁶ = 12093435045697 is a prime.

It is not a weakly prime, because it can be changed into another prime (12093502154761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6046751077280 + 6046751077281.

It is an arithmetic number, because the mean of its divisors is an integer number (6046751077281).

Almost surely, 2^{12093502154561} is an apocalyptic number.

It is an amenable number.

12093502154561 is a deficient number, since it is larger than the sum of its proper divisors (1).

12093502154561 is an equidigital number, since it uses as much as digits as its factorization.

12093502154561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324000, while the sum is 44.

The spelling of 12093502154561 in words is "twelve trillion, ninety-three billion, five hundred two million, one hundred fifty-four thousand, five hundred sixty-one".