11023393 has 4 divisors (see below), whose sum is σ = 11403540. Its totient is φ = 10643248.

The previous prime is 11023391. The next prime is 11023403. The reversal of 11023393 is 39332011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 39332011 = 1559 ⋅25229.

It can be written as a sum of positive squares in 2 ways, for example, as 7306209 + 3717184 = 2703^2 + 1928^2 .

It is a cyclic number.

It is not a de Polignac number, because 11023393 - 2¹ = 11023391 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11023391) 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, 190030 + ... + 190087.

It is an arithmetic number, because the mean of its divisors is an integer number (2850885).

Almost surely, 2^11023393 is an apocalyptic number.

It is an amenable number.

11023393 is a deficient number, since it is larger than the sum of its proper divisors (380147).

11023393 is an equidigital number, since it uses as much as digits as its factorization.

11023393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380146.

The product of its (nonzero) digits is 486, while the sum is 22.

The square root of 11023393 is about 3320.1495448248. The cubic root of 11023393 is about 222.5555506628. Note that the first 5 decimals are identical.

The spelling of 11023393 in words is "eleven million, twenty-three thousand, three hundred ninety-three".