11020343 has 4 divisors (see below), whose sum is σ = 11228328. Its totient is φ = 10812360.

The previous prime is 11020333. The next prime is 11020357. The reversal of 11020343 is 34302011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34302011 = 19 ⋅1805369.

It is a cyclic number.

It is not a de Polignac number, because 11020343 - 2⁴ = 11020327 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11020313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103913 + ... + 104018.

It is an arithmetic number, because the mean of its divisors is an integer number (2807082).

Almost surely, 2^11020343 is an apocalyptic number.

11020343 is a deficient number, since it is larger than the sum of its proper divisors (207985).

11020343 is an equidigital number, since it uses as much as digits as its factorization.

11020343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207984.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 11020343 is about 3319.6901963888. The cubic root of 11020343 is about 222.5350228924.

Adding to 11020343 its reverse (34302011), we get a palindrome (45322354).

The spelling of 11020343 in words is "eleven million, twenty thousand, three hundred forty-three".