11020340 has 12 divisors (see below), whose sum is σ = 23142756. Its totient is φ = 4408128.

The previous prime is 11020333. The next prime is 11020357. The reversal of 11020340 is 4302011.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 8271376 + 2748964 = 2876^2 + 1658^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 275489 + ... + 275528.

It is an arithmetic number, because the mean of its divisors is an integer number (1928563).

Almost surely, 2^11020340 is an apocalyptic number.

11020340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11020340 is an abundant number, since it is smaller than the sum of its proper divisors (12122416).

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

11020340 is a wasteful number, since it uses less digits than its factorization.

11020340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551026 (or 551024 counting only the distinct ones).

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

The square root of 11020340 is about 3319.6897445394. The cubic root of 11020340 is about 222.5350026993.

Adding to 11020340 its reverse (4302011), we get a palindrome (15322351).

The spelling of 11020340 in words is "eleven million, twenty thousand, three hundred forty".