224130453 has 4 divisors (see below), whose sum is σ = 298840608. Its totient is φ = 149420300.

The previous prime is 224130443. The next prime is 224130539. The reversal of 224130453 is 354031422.

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 224130453 - 2⁴ = 224130437 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224130443) 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, 37355073 + ... + 37355078.

It is an arithmetic number, because the mean of its divisors is an integer number (74710152).

Almost surely, 2^224130453 is an apocalyptic number.

It is an amenable number.

224130453 is a deficient number, since it is larger than the sum of its proper divisors (74710155).

224130453 is an equidigital number, since it uses as much as digits as its factorization.

224130453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74710154.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 224130453 is about 14970.9870416082. The cubic root of 224130453 is about 607.4356679663.

Adding to 224130453 its reverse (354031422), we get a palindrome (578161875).

The spelling of 224130453 in words is "two hundred twenty-four million, one hundred thirty thousand, four hundred fifty-three".