11554504610497 has 2 divisors, whose sum is σ = 11554504610498. Its totient is φ = 11554504610496.

The previous prime is 11554504610491. The next prime is 11554504610629. The reversal of 11554504610497 is 79401640545511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7665566792976 + 3888937817521 = 2768676^2 + 1972039^2 .

It is a cyclic number.

It is not a de Polignac number, because 11554504610497 - 2²³ = 11554496221889 is a prime.

It is not a weakly prime, because it can be changed into another prime (11554504610491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5777252305248 + 5777252305249.

It is an arithmetic number, because the mean of its divisors is an integer number (5777252305249).

Almost surely, 2^{11554504610497} is an apocalyptic number.

It is an amenable number.

11554504610497 is a deficient number, since it is larger than the sum of its proper divisors (1).

11554504610497 is an equidigital number, since it uses as much as digits as its factorization.

11554504610497 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024000, while the sum is 52.

The spelling of 11554504610497 in words is "eleven trillion, five hundred fifty-four billion, five hundred four million, six hundred ten thousand, four hundred ninety-seven".