120723844273 has 2 divisors, whose sum is σ = 120723844274. Its totient is φ = 120723844272.

The previous prime is 120723844261. The next prime is 120723844301. The reversal of 120723844273 is 372448327021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 117657232144 + 3066612129 = 343012^2 + 55377^2 .

It is a cyclic number.

It is not a de Polignac number, because 120723844273 - 2²¹ = 120721747121 is a prime.

It is not a weakly prime, because it can be changed into another prime (120723844673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60361922136 + 60361922137.

It is an arithmetic number, because the mean of its divisors is an integer number (60361922137).

Almost surely, 2^120723844273 is an apocalyptic number.

It is an amenable number.

120723844273 is a deficient number, since it is larger than the sum of its proper divisors (1).

120723844273 is an equidigital number, since it uses as much as digits as its factorization.

120723844273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 451584, while the sum is 43.

The spelling of 120723844273 in words is "one hundred twenty billion, seven hundred twenty-three million, eight hundred forty-four thousand, two hundred seventy-three".