11443122453 has 8 divisors (see below), whose sum is σ = 17437139008. Its totient is φ = 6538927104.

The previous prime is 11443122421. The next prime is 11443122503. The reversal of 11443122453 is 35422134411.

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

It is not a de Polignac number, because 11443122453 - 2⁵ = 11443122421 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11443122453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11443122413) 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, 272455276 + ... + 272455317.

It is an arithmetic number, because the mean of its divisors is an integer number (2179642376).

Almost surely, 2^11443122453 is an apocalyptic number.

It is an amenable number.

11443122453 is a deficient number, since it is larger than the sum of its proper divisors (5994016555).

11443122453 is an equidigital number, since it uses as much as digits as its factorization.

11443122453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544910603.

The product of its digits is 11520, while the sum is 30.

Adding to 11443122453 its reverse (35422134411), we get a palindrome (46865256864).

The spelling of 11443122453 in words is "eleven billion, four hundred forty-three million, one hundred twenty-two thousand, four hundred fifty-three".