22254253453 has 4 divisors (see below), whose sum is σ = 22299950560. Its totient is φ = 22208556348.

The previous prime is 22254253423. The next prime is 22254253459. The reversal of 22254253453 is 35435245222.

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 22254253453 - 2⁹ = 22254252941 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 (22254253459) 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, 22847823 + ... + 22848796.

It is an arithmetic number, because the mean of its divisors is an integer number (5574987640).

Almost surely, 2^22254253453 is an apocalyptic number.

It is an amenable number.

22254253453 is a deficient number, since it is larger than the sum of its proper divisors (45697107).

22254253453 is an equidigital number, since it uses as much as digits as its factorization.

22254253453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45697106.

The product of its digits is 288000, while the sum is 37.

Adding to 22254253453 its reverse (35435245222), we get a palindrome (57689498675).

The spelling of 22254253453 in words is "twenty-two billion, two hundred fifty-four million, two hundred fifty-three thousand, four hundred fifty-three".