121304646403063 has 2 divisors, whose sum is σ = 121304646403064. Its totient is φ = 121304646403062.

The previous prime is 121304646403051. The next prime is 121304646403189. The reversal of 121304646403063 is 360304646403121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121304646403063 - 2⁴⁵ = 86120274314231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121304646403463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60652323201531 + 60652323201532.

It is an arithmetic number, because the mean of its divisors is an integer number (60652323201532).

Almost surely, 2^{121304646403063} is an apocalyptic number.

121304646403063 is a deficient number, since it is larger than the sum of its proper divisors (1).

121304646403063 is an equidigital number, since it uses as much as digits as its factorization.

121304646403063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 746496, while the sum is 43.

The spelling of 121304646403063 in words is "one hundred twenty-one trillion, three hundred four billion, six hundred forty-six million, four hundred three thousand, sixty-three".