11040940 has 12 divisors (see below), whose sum is σ = 23186016. Its totient is φ = 4416368.

The previous prime is 11040923. The next prime is 11040941. The reversal of 11040940 is 4904011.

It is not an unprimeable number, because it can be changed into a prime (11040941) 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 3 ways as a sum of consecutive naturals, for example, 276004 + ... + 276043.

It is an arithmetic number, because the mean of its divisors is an integer number (1932168).

Almost surely, 2^11040940 is an apocalyptic number.

11040940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11040940 is an abundant number, since it is smaller than the sum of its proper divisors (12145076).

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

11040940 is a wasteful number, since it uses less digits than its factorization.

11040940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 552056 (or 552054 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 11040940 is about 3322.7909955337. The cubic root of 11040940 is about 222.6735757873.

Adding to 11040940 its reverse (4904011), we get a palindrome (15944951).

The spelling of 11040940 in words is "eleven million, forty thousand, nine hundred forty".