11040030 has 64 divisors (see below), whose sum is σ = 30412800. Its totient is φ = 2846880.

The previous prime is 11040019. The next prime is 11040031. The reversal of 11040030 is 3004011.

11040030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11039994 and 11040021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11040031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7711 + ... + 9029.

It is an arithmetic number, because the mean of its divisors is an integer number (475200).

Almost surely, 2^11040030 is an apocalyptic number.

11040030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11040030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15206400).

11040030 is an abundant number, since it is smaller than the sum of its proper divisors (19372770).

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

11040030 is a wasteful number, since it uses less digits than its factorization.

11040030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1366 (or 1360 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 11040030 is about 3322.6540596337. The cubic root of 11040030 is about 222.6674579954.

Adding to 11040030 its reverse (3004011), we get a palindrome (14044041).

The spelling of 11040030 in words is "eleven million, forty thousand, thirty".