1134231311 has 4 divisors (see below), whose sum is σ = 1134304872. Its totient is φ = 1134157752.

The previous prime is 1134231289. The next prime is 1134231431. The reversal of 1134231311 is 1131324311.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1134231311 - 2⁶ = 1134231247 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 (1134231611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3785 + ... + 47778.

It is an arithmetic number, because the mean of its divisors is an integer number (283576218).

Almost surely, 2^1134231311 is an apocalyptic number.

1134231311 is a deficient number, since it is larger than the sum of its proper divisors (73561).

1134231311 is an equidigital number, since it uses as much as digits as its factorization.

1134231311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73560.

The product of its digits is 216, while the sum is 20.

The square root of 1134231311 is about 33678.3507761292. The cubic root of 1134231311 is about 1042.8788919259.

Adding to 1134231311 its reverse (1131324311), we get a palindrome (2265555622).

The spelling of 1134231311 in words is "one billion, one hundred thirty-four million, two hundred thirty-one thousand, three hundred eleven".