120311273 has 2 divisors, whose sum is σ = 120311274. Its totient is φ = 120311272.

The previous prime is 120311251. The next prime is 120311351. The reversal of 120311273 is 372113021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 120187369 + 123904 = 10963^2 + 352^2 .

It is a cyclic number.

It is not a de Polignac number, because 120311273 - 2¹² = 120307177 is a prime.

It is not a weakly prime, because it can be changed into another prime (120311573) 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, 60155636 + 60155637.

It is an arithmetic number, because the mean of its divisors is an integer number (60155637).

Almost surely, 2^120311273 is an apocalyptic number.

It is an amenable number.

120311273 is a deficient number, since it is larger than the sum of its proper divisors (1).

120311273 is an equidigital number, since it uses as much as digits as its factorization.

120311273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252, while the sum is 20.

The square root of 120311273 is about 10968.6495522466. The cubic root of 120311273 is about 493.6685273251.

Adding to 120311273 its reverse (372113021), we get a palindrome (492424294).

The spelling of 120311273 in words is "one hundred twenty million, three hundred eleven thousand, two hundred seventy-three".