1120115311 has 8 divisors (see below), whose sum is σ = 1283025024. Its totient is φ = 957928920.

The previous prime is 1120115309. The next prime is 1120115333. The reversal of 1120115311 is 1135110211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1120115311 - 2¹ = 1120115309 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 (1120115371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177505 + ... + 183706.

It is an arithmetic number, because the mean of its divisors is an integer number (160378128).

Almost surely, 2^1120115311 is an apocalyptic number.

1120115311 is a deficient number, since it is larger than the sum of its proper divisors (162909713).

1120115311 is an equidigital number, since it uses as much as digits as its factorization.

1120115311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361661.

The product of its (nonzero) digits is 30, while the sum is 16.

The square root of 1120115311 is about 33468.1238045995. The cubic root of 1120115311 is about 1038.5344591286.

Adding to 1120115311 its reverse (1135110211), we get a palindrome (2255225522).

The spelling of 1120115311 in words is "one billion, one hundred twenty million, one hundred fifteen thousand, three hundred eleven".