120772273 has 2 divisors, whose sum is σ = 120772274. Its totient is φ = 120772272.

The previous prime is 120772261. The next prime is 120772279. The reversal of 120772273 is 372277021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 86992929 + 33779344 = 9327^2 + 5812^2 .

It is an emirp because it is prime and its reverse (372277021) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120772273 is a prime.

It is not a weakly prime, because it can be changed into another prime (120772279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60386136 + 60386137.

It is an arithmetic number, because the mean of its divisors is an integer number (60386137).

Almost surely, 2^120772273 is an apocalyptic number.

It is an amenable number.

120772273 is a deficient number, since it is larger than the sum of its proper divisors (1).

120772273 is an equidigital number, since it uses as much as digits as its factorization.

120772273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8232, while the sum is 31.

The square root of 120772273 is about 10989.6438977794. The cubic root of 120772273 is about 494.2982580956.

The spelling of 120772273 in words is "one hundred twenty million, seven hundred seventy-two thousand, two hundred seventy-three".