11125018 has 8 divisors (see below), whose sum is σ = 17002548. Its totient is φ = 5457504.

The previous prime is 11124991. The next prime is 11125019. The reversal of 11125018 is 81052111.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 11108889 + 16129 = 3333^2 + 127^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 11124986 and 11125004.

It is not an unprimeable number, because it can be changed into a prime (11125019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52371 + ... + 52582.

Almost surely, 2^11125018 is an apocalyptic number.

11125018 is a deficient number, since it is larger than the sum of its proper divisors (5877530).

11125018 is a wasteful number, since it uses less digits than its factorization.

11125018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105008.

The product of its (nonzero) digits is 80, while the sum is 19.

The square root of 11125018 is about 3335.4187143446. The cubic root of 11125018 is about 223.2373751768.

Adding to 11125018 its reverse (81052111), we get a palindrome (92177129).

The spelling of 11125018 in words is "eleven million, one hundred twenty-five thousand, eighteen".