1131120163 has 2 divisors, whose sum is σ = 1131120164. Its totient is φ = 1131120162.

The previous prime is 1131120127. The next prime is 1131120187. The reversal of 1131120163 is 3610211311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1131120163 - 2¹⁷ = 1130989091 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1131120163.

It is not a weakly prime, because it can be changed into another prime (1131120113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565560081 + 565560082.

It is an arithmetic number, because the mean of its divisors is an integer number (565560082).

Almost surely, 2^1131120163 is an apocalyptic number.

1131120163 is a deficient number, since it is larger than the sum of its proper divisors (1).

1131120163 is an equidigital number, since it uses as much as digits as its factorization.

1131120163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 1131120163 is about 33632.1299206577. The cubic root of 1131120163 is about 1041.9244946965.

Adding to 1131120163 its reverse (3610211311), we get a palindrome (4741331474).

The spelling of 1131120163 in words is "one billion, one hundred thirty-one million, one hundred twenty thousand, one hundred sixty-three".