11021340 has 48 divisors (see below), whose sum is σ = 33667200. Its totient is φ = 2671680.

The previous prime is 11021327. The next prime is 11021357. The reversal of 11021340 is 4312011.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7690 + ... + 9009.

It is an arithmetic number, because the mean of its divisors is an integer number (701400).

Almost surely, 2^11021340 is an apocalyptic number.

11021340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11021340 is an abundant number, since it is smaller than the sum of its proper divisors (22645860).

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

11021340 is a wasteful number, since it uses less digits than its factorization.

11021340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16722 (or 16720 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 11021340 is about 3319.8403576076. The cubic root of 11021340 is about 222.5417335343.

Adding to 11021340 its reverse (4312011), we get a palindrome (15333351).

It can be divided in two parts, 1102 and 1340, that added together give a palindrome (2442).

The spelling of 11021340 in words is "eleven million, twenty-one thousand, three hundred forty".