11023040 has 168 divisors, whose sum is σ = 33009840. Its totient is φ = 3483648.

The previous prime is 11023031. The next prime is 11023063. The reversal of 11023040 is 4032011.

It is a happy number.

11023040 is nontrivially palindromic in base 3.

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, 297902 + ... + 297938.

Almost surely, 2^11023040 is an apocalyptic number.

11023040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11023040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16504920).

11023040 is an abundant number, since it is smaller than the sum of its proper divisors (21986800).

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

11023040 is a wasteful number, since it uses less digits than its factorization.

11023040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87 (or 70 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 11023040 is about 3320.0963841431. The cubic root of 11023040 is about 222.5531750196.

Adding to 11023040 its reverse (4032011), we get a palindrome (15055051).

The spelling of 11023040 in words is "eleven million, twenty-three thousand, forty".