120063917957 has 2 divisors, whose sum is σ = 120063917958. Its totient is φ = 120063917956.

The previous prime is 120063917923. The next prime is 120063917959. The reversal of 120063917957 is 759719360021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 119716692001 + 347225956 = 346001^2 + 18634^2 .

It is a cyclic number.

It is not a de Polignac number, because 120063917957 - 2⁶ = 120063917893 is a prime.

Together with 120063917959, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120063917959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60031958978 + 60031958979.

It is an arithmetic number, because the mean of its divisors is an integer number (60031958979).

Almost surely, 2^120063917957 is an apocalyptic number.

It is an amenable number.

120063917957 is a deficient number, since it is larger than the sum of its proper divisors (1).

120063917957 is an equidigital number, since it uses as much as digits as its factorization.

120063917957 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 714420, while the sum is 50.

The spelling of 120063917957 in words is "one hundred twenty billion, sixty-three million, nine hundred seventeen thousand, nine hundred fifty-seven".