1120136311 has 4 divisors (see below), whose sum is σ = 1280155792. Its totient is φ = 960116832.

The previous prime is 1120136209. The next prime is 1120136321. The reversal of 1120136311 is 1136310211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1136310211 = 47 ⋅24176813.

It is a cyclic number.

It is not a de Polignac number, because 1120136311 - 2⁷ = 1120136183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120136321) 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 in 3 ways as a sum of consecutive naturals, for example, 80009730 + ... + 80009743.

It is an arithmetic number, because the mean of its divisors is an integer number (320038948).

Almost surely, 2^1120136311 is an apocalyptic number.

1120136311 is a deficient number, since it is larger than the sum of its proper divisors (160019481).

1120136311 is an equidigital number, since it uses as much as digits as its factorization.

1120136311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160019480.

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

The square root of 1120136311 is about 33468.4375344891. The cubic root of 1120136311 is about 1038.5409492602.

Adding to 1120136311 its reverse (1136310211), we get a palindrome (2256446522).

The spelling of 1120136311 in words is "one billion, one hundred twenty million, one hundred thirty-six thousand, three hundred eleven".