11020043 has 8 divisors (see below), whose sum is σ = 11560512. Its totient is φ = 10492416.

The previous prime is 11020039. The next prime is 11020049. The reversal of 11020043 is 34002011.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11020043 - 2² = 11020039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11020049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1430 + ... + 4907.

It is an arithmetic number, because the mean of its divisors is an integer number (1445064).

Almost surely, 2^11020043 is an apocalyptic number.

11020043 is a deficient number, since it is larger than the sum of its proper divisors (540469).

11020043 is an equidigital number, since it uses as much as digits as its factorization.

11020043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6421.

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

The square root of 11020043 is about 3319.6450111420. The cubic root of 11020043 is about 222.5330035628.

Adding to 11020043 its reverse (34002011), we get a palindrome (45022054).

The spelling of 11020043 in words is "eleven million, twenty thousand, forty-three".