1116211273 has 2 divisors, whose sum is σ = 1116211274. Its totient is φ = 1116211272.

The previous prime is 1116211231. The next prime is 1116211289. The reversal of 1116211273 is 3721126111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 957778704 + 158432569 = 30948^2 + 12587^2 .

It is a cyclic number.

It is not a de Polignac number, because 1116211273 - 2⁹ = 1116210761 is a prime.

It is not a weakly prime, because it can be changed into another prime (1116214273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 558105636 + 558105637.

It is an arithmetic number, because the mean of its divisors is an integer number (558105637).

Almost surely, 2^1116211273 is an apocalyptic number.

It is an amenable number.

1116211273 is a deficient number, since it is larger than the sum of its proper divisors (1).

1116211273 is an equidigital number, since it uses as much as digits as its factorization.

1116211273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 504, while the sum is 25.

The square root of 1116211273 is about 33409.7481732503. The cubic root of 1116211273 is about 1037.3264889689.

Adding to 1116211273 its reverse (3721126111), we get a palindrome (4837337384).

The spelling of 1116211273 in words is "one billion, one hundred sixteen million, two hundred eleven thousand, two hundred seventy-three".