7118825 has 24 divisors (see below), whose sum is σ = 10624320. Its totient is φ = 4622400.

The previous prime is 7118807. The next prime is 7118857. The reversal of 7118825 is 5288117.

It is a happy number.

It is not a de Polignac number, because 7118825 - 2¹² = 7114729 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 7118791 and 7118800.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2255 + ... + 4395.

It is an arithmetic number, because the mean of its divisors is an integer number (442680).

Almost surely, 2^7118825 is an apocalyptic number.

It is an amenable number.

7118825 is a deficient number, since it is larger than the sum of its proper divisors (3505495).

7118825 is a wasteful number, since it uses less digits than its factorization.

7118825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2177 (or 2172 counting only the distinct ones).

The product of its digits is 4480, while the sum is 32.

The square root of 7118825 is about 2668.1126288071. The cubic root of 7118825 is about 192.3694510361.

The spelling of 7118825 in words is "seven million, one hundred eighteen thousand, eight hundred twenty-five".