120983638511 has 2 divisors, whose sum is σ = 120983638512. Its totient is φ = 120983638510.

The previous prime is 120983638417. The next prime is 120983638547. The reversal of 120983638511 is 115836389021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 120983638511 - 2¹⁴ = 120983622127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120983638561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60491819255 + 60491819256.

It is an arithmetic number, because the mean of its divisors is an integer number (60491819256).

Almost surely, 2^120983638511 is an apocalyptic number.

120983638511 is a deficient number, since it is larger than the sum of its proper divisors (1).

120983638511 is an equidigital number, since it uses as much as digits as its factorization.

120983638511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 311040, while the sum is 47.

The spelling of 120983638511 in words is "one hundred twenty billion, nine hundred eighty-three million, six hundred thirty-eight thousand, five hundred eleven".