1133130239 has 4 divisors (see below), whose sum is σ = 1134926640. Its totient is φ = 1131333840.

The previous prime is 1133130203. The next prime is 1133130241. The reversal of 1133130239 is 9320313311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1133130239 - 2¹⁶ = 1133064703 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 (1133130839) 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, 897254 + ... + 898515.

It is an arithmetic number, because the mean of its divisors is an integer number (283731660).

Almost surely, 2^1133130239 is an apocalyptic number.

1133130239 is a deficient number, since it is larger than the sum of its proper divisors (1796401).

1133130239 is an equidigital number, since it uses as much as digits as its factorization.

1133130239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1796400.

The product of its (nonzero) digits is 1458, while the sum is 26.

The square root of 1133130239 is about 33661.9999257323. Note that the first 4 decimals coincide. The cubic root of 1133130239 is about 1042.5413192432.

The spelling of 1133130239 in words is "one billion, one hundred thirty-three million, one hundred thirty thousand, two hundred thirty-nine".