1133220113 has 4 divisors (see below), whose sum is σ = 1135801920. Its totient is φ = 1130638308.

The previous prime is 1133220107. The next prime is 1133220163. The reversal of 1133220113 is 3110223311.

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.

It is a cyclic number.

It is not a de Polignac number, because 1133220113 - 2¹² = 1133216017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1133220091 and 1133220100.

It is not an unprimeable number, because it can be changed into a prime (1133220103) 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, 1290245 + ... + 1291122.

It is an arithmetic number, because the mean of its divisors is an integer number (283950480).

Almost surely, 2^1133220113 is an apocalyptic number.

It is an amenable number.

1133220113 is a deficient number, since it is larger than the sum of its proper divisors (2581807).

1133220113 is an equidigital number, since it uses as much as digits as its factorization.

1133220113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2581806.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1133220113 is about 33663.3348466845. The cubic root of 1133220113 is about 1042.5688815005.

Adding to 1133220113 its reverse (3110223311), we get a palindrome (4243443424).

The spelling of 1133220113 in words is "one billion, one hundred thirty-three million, two hundred twenty thousand, one hundred thirteen".