111134023 has 24 divisors (see below), whose sum is σ = 150360224. Its totient is φ = 79928640.

The previous prime is 111134011. The next prime is 111134027. The reversal of 111134023 is 320431111.

It is not a de Polignac number, because 111134023 - 2⁹ = 111133511 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111133988 and 111134006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111134027) 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, 5965 + ... + 16057.

Almost surely, 2^111134023 is an apocalyptic number.

111134023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

111134023 is a deficient number, since it is larger than the sum of its proper divisors (39226201).

111134023 is a wasteful number, since it uses less digits than its factorization.

111134023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10135 (or 10124 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 111134023 is about 10542.0122841894. The cubic root of 111134023 is about 480.7828991600.

Adding to 111134023 its reverse (320431111), we get a palindrome (431565134).

The spelling of 111134023 in words is "one hundred eleven million, one hundred thirty-four thousand, twenty-three".