1132143111 has 24 divisors (see below), whose sum is σ = 1785049344. Its totient is φ = 685737360.

The previous prime is 1132143109. The next prime is 1132143113. The reversal of 1132143111 is 1113412311.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1132143109) and next prime (1132143113).

It is not a de Polignac number, because 1132143111 - 2¹ = 1132143109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1132143113) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 287820 + ... + 291726.

It is an arithmetic number, because the mean of its divisors is an integer number (74377056).

Almost surely, 2^1132143111 is an apocalyptic number.

1132143111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1132143111 is a deficient number, since it is larger than the sum of its proper divisors (652906233).

1132143111 is a wasteful number, since it uses less digits than its factorization.

1132143111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6851 (or 6848 counting only the distinct ones).

The product of its digits is 72, while the sum is 18.

The square root of 1132143111 is about 33647.3343817902. The cubic root of 1132143111 is about 1042.2384941790.

Adding to 1132143111 its reverse (1113412311), we get a palindrome (2245555422).

The spelling of 1132143111 in words is "one billion, one hundred thirty-two million, one hundred forty-three thousand, one hundred eleven".