120765700249 has 2 divisors, whose sum is σ = 120765700250. Its totient is φ = 120765700248.

The previous prime is 120765700229. The next prime is 120765700259. The reversal of 120765700249 is 942007567021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 100849434624 + 19916265625 = 317568^2 + 141125^2 .

It is an emirp because it is prime and its reverse (942007567021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 120765700249 - 2⁹ = 120765699737 is a prime.

It is not a weakly prime, because it can be changed into another prime (120765700229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60382850124 + 60382850125.

It is an arithmetic number, because the mean of its divisors is an integer number (60382850125).

Almost surely, 2^120765700249 is an apocalyptic number.

It is an amenable number.

120765700249 is a deficient number, since it is larger than the sum of its proper divisors (1).

120765700249 is an equidigital number, since it uses as much as digits as its factorization.

120765700249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 211680, while the sum is 43.

The spelling of 120765700249 in words is "one hundred twenty billion, seven hundred sixty-five million, seven hundred thousand, two hundred forty-nine".