11031018 has 32 divisors (see below), whose sum is σ = 22619520. Its totient is φ = 3585600.

The previous prime is 11031017. The next prime is 11031019. The reversal of 11031018 is 81013011.

It is an interprime number because it is at equal distance from previous prime (11031017) and next prime (11031019).

It is a junction number, because it is equal to n+sod(n) for n = 11030988 and 11031006.

It is not an unprimeable number, because it can be changed into a prime (11031017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65971 + ... + 66137.

It is an arithmetic number, because the mean of its divisors is an integer number (706860).

Almost surely, 2^11031018 is an apocalyptic number.

11031018 is an abundant number, since it is smaller than the sum of its proper divisors (11588502).

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

11031018 is a wasteful number, since it uses less digits than its factorization.

11031018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382.

The product of its (nonzero) digits is 24, while the sum is 15.

The square root of 11031018 is about 3321.2976379722. The cubic root of 11031018 is about 222.6068535285.

Adding to 11031018 its reverse (81013011), we get a palindrome (92044029).

The spelling of 11031018 in words is "eleven million, thirty-one thousand, eighteen".