1111134111 has 4 divisors (see below), whose sum is σ = 1481512152. Its totient is φ = 740756072.

The previous prime is 1111134091. The next prime is 1111134113. The reversal of 1111134111 is 1114311111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1111134111 - 2⁶ = 1111134047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111134113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185189016 + ... + 185189021.

It is an arithmetic number, because the mean of its divisors is an integer number (370378038).

Almost surely, 2^1111134111 is an apocalyptic number.

1111134111 is a deficient number, since it is larger than the sum of its proper divisors (370378041).

1111134111 is an equidigital number, since it uses as much as digits as its factorization.

1111134111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370378040.

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

The square root of 1111134111 is about 33333.6783298813. The cubic root of 1111134111 is about 1035.7513152022.

Adding to 1111134111 its reverse (1114311111), we get a palindrome (2225445222).

The spelling of 1111134111 in words is "one billion, one hundred eleven million, one hundred thirty-four thousand, one hundred eleven".