1141234311 has 16 divisors (see below), whose sum is σ = 1740096000. Its totient is φ = 651731808.

The previous prime is 1141234277. The next prime is 1141234343. The reversal of 1141234311 is 1134321411.

It is not a de Polignac number, because 1141234311 - 2⁹ = 1141233799 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141232311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19990 + ... + 51788.

It is an arithmetic number, because the mean of its divisors is an integer number (108756000).

Almost surely, 2^1141234311 is an apocalyptic number.

1141234311 is a deficient number, since it is larger than the sum of its proper divisors (598861689).

1141234311 is a wasteful number, since it uses less digits than its factorization.

1141234311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33518.

The product of its digits is 288, while the sum is 21.

The square root of 1141234311 is about 33782.1596556526. The cubic root of 1141234311 is about 1045.0208129063.

Adding to 1141234311 its reverse (1134321411), we get a palindrome (2275555722).

The spelling of 1141234311 in words is "one billion, one hundred forty-one million, two hundred thirty-four thousand, three hundred eleven".