1133430311 has 8 divisors (see below), whose sum is σ = 1228702944. Its totient is φ = 1039312800.

The previous prime is 1133430299. The next prime is 1133430329. The reversal of 1133430311 is 1130343311.

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 1133430311 - 2⁶ = 1133430247 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 (1133430371) 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, 286736 + ... + 290661.

It is an arithmetic number, because the mean of its divisors is an integer number (153587868).

Almost surely, 2^1133430311 is an apocalyptic number.

1133430311 is a deficient number, since it is larger than the sum of its proper divisors (95272633).

1133430311 is a wasteful number, since it uses less digits than its factorization.

1133430311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 577561.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 1133430311 is about 33666.4567633721. The cubic root of 1133430311 is about 1042.6333386297.

Adding to 1133430311 its reverse (1130343311), we get a palindrome (2263773622).

The spelling of 1133430311 in words is "one billion, one hundred thirty-three million, four hundred thirty thousand, three hundred eleven".