120654006305563 has 2 divisors, whose sum is σ = 120654006305564. Its totient is φ = 120654006305562.

The previous prime is 120654006305519. The next prime is 120654006305587. The reversal of 120654006305563 is 365503600456021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 120654006305563 - 2³⁷ = 120516567352091 is a prime.

It is not a weakly prime, because it can be changed into another prime (120654006305593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60327003152781 + 60327003152782.

It is an arithmetic number, because the mean of its divisors is an integer number (60327003152782).

Almost surely, 2^{120654006305563} is an apocalyptic number.

120654006305563 is a deficient number, since it is larger than the sum of its proper divisors (1).

120654006305563 is an equidigital number, since it uses as much as digits as its factorization.

120654006305563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944000, while the sum is 46.

The spelling of 120654006305563 in words is "one hundred twenty trillion, six hundred fifty-four billion, six million, three hundred five thousand, five hundred sixty-three".