7112118 has 32 divisors (see below), whose sum is σ = 16128000. Its totient is φ = 2072736.

The previous prime is 7112111. The next prime is 7112153. The reversal of 7112118 is 8112117.

It is a junction number, because it is equal to n+sod(n) for n = 7112094 and 7112103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7112111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 918 + ... + 3881.

It is an arithmetic number, because the mean of its divisors is an integer number (504000).

Almost surely, 2^7112118 is an apocalyptic number.

7112118 is a gapful number since it is divisible by the number (78) formed by its first and last digit.

7112118 is an abundant number, since it is smaller than the sum of its proper divisors (9015882).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7112118 is a wasteful number, since it uses less digits than its factorization.

7112118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4836.

The product of its digits is 112, while the sum is 21.

The square root of 7112118 is about 2666.8554516509. The cubic root of 7112118 is about 192.3090184360.

Subtracting 7112118 from its reverse (8112117), we obtain a palindrome (999999).

The spelling of 7112118 in words is "seven million, one hundred twelve thousand, one hundred eighteen".