7273111217 has 2 divisors, whose sum is σ = 7273111218. Its totient is φ = 7273111216.

The previous prime is 7273111187. The next prime is 7273111243. The reversal of 7273111217 is 7121113727.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5071718656 + 2201392561 = 71216^2 + 46919^2 .

It is a cyclic number.

It is not a de Polignac number, because 7273111217 - 2¹⁰ = 7273110193 is a prime.

It is not a weakly prime, because it can be changed into another prime (7273111247) 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, 3636555608 + 3636555609.

It is an arithmetic number, because the mean of its divisors is an integer number (3636555609).

Almost surely, 2^7273111217 is an apocalyptic number.

It is an amenable number.

7273111217 is a deficient number, since it is larger than the sum of its proper divisors (1).

7273111217 is an equidigital number, since it uses as much as digits as its factorization.

7273111217 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4116, while the sum is 32.

The square root of 7273111217 is about 85282.5375853697. The cubic root of 7273111217 is about 1937.4927060260.

The spelling of 7273111217 in words is "seven billion, two hundred seventy-three million, one hundred eleven thousand, two hundred seventeen".