22053420453 has 4 divisors (see below), whose sum is σ = 29404560608. Its totient is φ = 14702280300.

The previous prime is 22053420437. The next prime is 22053420481. The reversal of 22053420453 is 35402435022.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 22053420453 - 2⁴ = 22053420437 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 22053420453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22053420253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3675570073 + ... + 3675570078.

It is an arithmetic number, because the mean of its divisors is an integer number (7351140152).

Almost surely, 2^22053420453 is an apocalyptic number.

It is an amenable number.

22053420453 is a deficient number, since it is larger than the sum of its proper divisors (7351140155).

22053420453 is an equidigital number, since it uses as much as digits as its factorization.

22053420453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7351140154.

The product of its (nonzero) digits is 28800, while the sum is 30.

Adding to 22053420453 its reverse (35402435022), we get a palindrome (57455855475).

The spelling of 22053420453 in words is "twenty-two billion, fifty-three million, four hundred twenty thousand, four hundred fifty-three".