11022623 has 4 divisors (see below), whose sum is σ = 11033208. Its totient is φ = 11012040.

The previous prime is 11022619. The next prime is 11022629. The reversal of 11022623 is 32622011.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 11022623 - 2² = 11022619 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 (11022629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3536 + ... + 5877.

It is an arithmetic number, because the mean of its divisors is an integer number (2758302).

Almost surely, 2^11022623 is an apocalyptic number.

11022623 is a deficient number, since it is larger than the sum of its proper divisors (10585).

11022623 is an equidigital number, since it uses as much as digits as its factorization.

11022623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10584.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 11022623 is about 3320.0335841675. The cubic root of 11022623 is about 222.5503685994.

Adding to 11022623 its reverse (32622011), we get a palindrome (43644634).

The spelling of 11022623 in words is "eleven million, twenty-two thousand, six hundred twenty-three".