12003558652817 has 2 divisors, whose sum is σ = 12003558652818. Its totient is φ = 12003558652816.

The previous prime is 12003558652759. The next prime is 12003558652831. The reversal of 12003558652817 is 71825685530021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11962993067536 + 40565585281 = 3458756^2 + 201409^2 .

It is a cyclic number.

It is not a de Polignac number, because 12003558652817 - 2²⁴ = 12003541875601 is a prime.

It is not a weakly prime, because it can be changed into another prime (12003558652117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6001779326408 + 6001779326409.

It is an arithmetic number, because the mean of its divisors is an integer number (6001779326409).

Almost surely, 2^{12003558652817} is an apocalyptic number.

It is an amenable number.

12003558652817 is a deficient number, since it is larger than the sum of its proper divisors (1).

12003558652817 is an equidigital number, since it uses as much as digits as its factorization.

12003558652817 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032000, while the sum is 53.

The spelling of 12003558652817 in words is "twelve trillion, three billion, five hundred fifty-eight million, six hundred fifty-two thousand, eight hundred seventeen".