1156052273 has 2 divisors, whose sum is σ = 1156052274. Its totient is φ = 1156052272.

The previous prime is 1156052257. The next prime is 1156052351. The reversal of 1156052273 is 3722506511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1132120609 + 23931664 = 33647^2 + 4892^2 .

It is a cyclic number.

It is not a de Polignac number, because 1156052273 - 2⁴ = 1156052257 is a prime.

It is a plaindrome in base 13.

It is not a weakly prime, because it can be changed into another prime (1156052213) 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, 578026136 + 578026137.

It is an arithmetic number, because the mean of its divisors is an integer number (578026137).

Almost surely, 2^1156052273 is an apocalyptic number.

It is an amenable number.

1156052273 is a deficient number, since it is larger than the sum of its proper divisors (1).

1156052273 is an equidigital number, since it uses as much as digits as its factorization.

1156052273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12600, while the sum is 32.

The square root of 1156052273 is about 34000.7687118983. The cubic root of 1156052273 is about 1049.5242812506.

Adding to 1156052273 its reverse (3722506511), we get a palindrome (4878558784).

The spelling of 1156052273 in words is "one billion, one hundred fifty-six million, fifty-two thousand, two hundred seventy-three".