22543004053 has 4 divisors (see below), whose sum is σ = 23523134688. Its totient is φ = 21562873420.

The previous prime is 22543004039. The next prime is 22543004069. The reversal of 22543004053 is 35040034522.

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 a cyclic number.

It is not a de Polignac number, because 22543004053 - 2⁹ = 22543003541 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 (22543004083) 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, 490065283 + ... + 490065328.

It is an arithmetic number, because the mean of its divisors is an integer number (5880783672).

Almost surely, 2^22543004053 is an apocalyptic number.

22543004053 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

22543004053 is a deficient number, since it is larger than the sum of its proper divisors (980130635).

22543004053 is an equidigital number, since it uses as much as digits as its factorization.

22543004053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 980130634.

The product of its (nonzero) digits is 14400, while the sum is 28.

Adding to 22543004053 its reverse (35040034522), we get a palindrome (57583038575).

The spelling of 22543004053 in words is "twenty-two billion, five hundred forty-three million, four thousand, fifty-three".