11018023 has 4 divisors (see below), whose sum is σ = 11666160. Its totient is φ = 10369888.

The previous prime is 11017973. The next prime is 11018027. The reversal of 11018023 is 32081011.

11018023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11018023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11017988 and 11018006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11018027) 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, 324043 + ... + 324076.

It is an arithmetic number, because the mean of its divisors is an integer number (2916540).

Almost surely, 2^11018023 is an apocalyptic number.

11018023 is a deficient number, since it is larger than the sum of its proper divisors (648137).

11018023 is an equidigital number, since it uses as much as digits as its factorization.

11018023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 648136.

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 11018023 is about 3319.3407477992. The cubic root of 11018023 is about 222.5194057897.

Adding to 11018023 its reverse (32081011), we get a palindrome (43099034).

The spelling of 11018023 in words is "eleven million, eighteen thousand, twenty-three".