1143113411 has 16 divisors (see below), whose sum is σ = 1268551680. Its totient is φ = 1021416480.

The previous prime is 1143113401. The next prime is 1143113449.

1143113411 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 1143113411 - 2¹⁴ = 1143097027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1143113401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 148520 + ... + 156026.

It is an arithmetic number, because the mean of its divisors is an integer number (79284480).

Almost surely, 2^1143113411 is an apocalyptic number.

1143113411 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1143113411 is a deficient number, since it is larger than the sum of its proper divisors (125438269).

1143113411 is a wasteful number, since it uses less digits than its factorization.

1143113411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7754.

The product of its digits is 144, while the sum is 20.

The square root of 1143113411 is about 33809.9602336353. The cubic root of 1143113411 is about 1045.5940582656.

It can be divided in two parts, 11431 and 13411, that added together give a palindrome (24842).

The spelling of 1143113411 in words is "one billion, one hundred forty-three million, one hundred thirteen thousand, four hundred eleven".