120659561983 has 2 divisors, whose sum is σ = 120659561984. Its totient is φ = 120659561982.

The previous prime is 120659561941. The next prime is 120659561989. The reversal of 120659561983 is 389165956021.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120659561983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120659561989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60329780991 + 60329780992.

It is an arithmetic number, because the mean of its divisors is an integer number (60329780992).

Almost surely, 2^120659561983 is an apocalyptic number.

120659561983 is a deficient number, since it is larger than the sum of its proper divisors (1).

120659561983 is an equidigital number, since it uses as much as digits as its factorization.

120659561983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3499200, while the sum is 55.

The spelling of 120659561983 in words is "one hundred twenty billion, six hundred fifty-nine million, five hundred sixty-one thousand, nine hundred eighty-three".