1134111111 has 32 divisors (see below), whose sum is σ = 1774553088. Its totient is φ = 630776160.

The previous prime is 1134111109. The next prime is 1134111113. The reversal of 1134111111 is 1111114311.

It is an interprime number because it is at equal distance from previous prime (1134111109) and next prime (1134111113).

It is not a de Polignac number, because 1134111111 - 2¹ = 1134111109 is a prime.

1134111111 is a modest number, since divided by 111111 gives 1134 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1134111113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 275176 + ... + 279266.

It is an arithmetic number, because the mean of its divisors is an integer number (55454784).

Almost surely, 2^1134111111 is an apocalyptic number.

1134111111 is a deficient number, since it is larger than the sum of its proper divisors (640441977).

1134111111 is a wasteful number, since it uses less digits than its factorization.

1134111111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4451.

The product of its digits is 12, while the sum is 15.

The square root of 1134111111 is about 33676.5661996588. The cubic root of 1134111111 is about 1042.8420509777.

Adding to 1134111111 its reverse (1111114311), we get a palindrome (2245225422).

The spelling of 1134111111 in words is "one billion, one hundred thirty-four million, one hundred eleven thousand, one hundred eleven".