11522443 has 4 divisors (see below), whose sum is σ = 11532240. Its totient is φ = 11512648.

The previous prime is 11522437. The next prime is 11522449. The reversal of 11522443 is 34422511.

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 an interprime number because it is at equal distance from previous prime (11522437) and next prime (11522449).

It is a cyclic number.

It is not a de Polignac number, because 11522443 - 2⁵ = 11522411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11522449) 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, 2848 + ... + 5581.

It is an arithmetic number, because the mean of its divisors is an integer number (2883060).

Almost surely, 2^11522443 is an apocalyptic number.

11522443 is a deficient number, since it is larger than the sum of its proper divisors (9797).

11522443 is an equidigital number, since it uses as much as digits as its factorization.

11522443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9796.

The product of its digits is 960, while the sum is 22.

The square root of 11522443 is about 3394.4724185063. The cubic root of 11522443 is about 225.8646107407.

Adding to 11522443 its reverse (34422511), we get a palindrome (45944954).

The spelling of 11522443 in words is "eleven million, five hundred twenty-two thousand, four hundred forty-three".