1130311033 has 4 divisors (see below), whose sum is σ = 1130536960. Its totient is φ = 1130085108.

The previous prime is 1130311031. The next prime is 1130311051. The reversal of 1130311033 is 3301130311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3301130311 = 3203 ⋅1030637.

It is a cyclic number.

It is not a de Polignac number, because 1130311033 - 2¹ = 1130311031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1130310998 and 1130311016.

It is not an unprimeable number, because it can be changed into a prime (1130311031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105285 + ... + 115522.

It is an arithmetic number, because the mean of its divisors is an integer number (282634240).

Almost surely, 2^1130311033 is an apocalyptic number.

It is an amenable number.

1130311033 is a deficient number, since it is larger than the sum of its proper divisors (225927).

1130311033 is an equidigital number, since it uses as much as digits as its factorization.

1130311033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225926.

The product of its (nonzero) digits is 81, while the sum is 16.

The square root of 1130311033 is about 33620.0986464942. The cubic root of 1130311033 is about 1041.6759936985.

Adding to 1130311033 its reverse (3301130311), we get a palindrome (4431441344).

The spelling of 1130311033 in words is "one billion, one hundred thirty million, three hundred eleven thousand, thirty-three".