1127811673 has 2 divisors, whose sum is σ = 1127811674. Its totient is φ = 1127811672.

The previous prime is 1127811613. The next prime is 1127811679. The reversal of 1127811673 is 3761187211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1121446144 + 6365529 = 33488^2 + 2523^2 .

It is an emirp because it is prime and its reverse (3761187211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1127811673 - 2²¹ = 1125714521 is a prime.

It is not a weakly prime, because it can be changed into another prime (1127811679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 563905836 + 563905837.

It is an arithmetic number, because the mean of its divisors is an integer number (563905837).

Almost surely, 2^1127811673 is an apocalyptic number.

It is an amenable number.

1127811673 is a deficient number, since it is larger than the sum of its proper divisors (1).

1127811673 is an equidigital number, since it uses as much as digits as its factorization.

1127811673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14112, while the sum is 37.

The square root of 1127811673 is about 33582.9074530482. The cubic root of 1127811673 is about 1040.9076374440.

Adding to 1127811673 its reverse (3761187211), we get a palindrome (4888998884).

The spelling of 1127811673 in words is "one billion, one hundred twenty-seven million, eight hundred eleven thousand, six hundred seventy-three".